Re: [GSOC2020][Boost.uBLAS] uBLAS DataFrame feature
Steven Varga via ublas <[email protected]> Fri, 20 Mar 2020 11:42:39 -0400
| Newsgroups | gmane.comp.lib.boost.ublas |
|---|---|
| Message-ID | <CAFkVQ9Mbm-+ztJDHbTC6fvc4OUwoNOJKX2+Fm1eiTEZU3rzweA@mail.gmail.com> |
--===============4453056543807973524== Content-Type: multipart/alternative; boundary="000000000000520d7105a14b236e" --000000000000520d7105a14b236e Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hi Everyone, similarly to Riccardo I am a consumer to ublas; also the author of H5CPP <http://isc19.h5cpp.org/#/> a scalable non-intrusive persistence for linear algebra support, which includes UBLAS <http://h5cpp.org/ublas_8cpp-example.html>. I am excited about the development and wondering where is the best to follow the development: https://github.com/boostorg/ublas ? sorry for the noise: steven On Fri, Mar 20, 2020 at 11:19 AM Cem Bassoy via ublas <[email protected]= g> wrote: > Riccardo, > > thanks. I participated in the SG14 linear algebra calls and I think that > the proposal is very valuable. If the proposal makes it into the standard > IMHO we should integrate it into ublas and extend the current tensor > concept. > > In any case, we need to redesign and make the implementation more readabl= e > anyways. For that reason > > - we started the tensor project in 2018 which has a cleaner interface ( > wiki <https://github.com/boostorg/ublas/wiki/Tensor>) . > - we had two great gsoc projects in 2019, one provides a more generic > tensor template and the other enhancing the built-in expression templates > using boost::yap (wiki <https://github.com/BoostGSoC19/tensor/wiki>) > - in gsoc 2020 we will hopefully have an experimental version of matrix > and vector with a cleaner interface and implementation. > > Thanks again, we need such input! > > CB > > > > Am Fr., 20. M=C3=A4rz 2020 um 15:54 Uhr schrieb Riccardo Rossi via ublas = < > [email protected]>: > >> Dear All, >> >> i am just a user, however i want to point out that there is some >> standardization effort aiming at c++23 (or 26). >> >> If you eventually go for a redesign (and IMHO ublas has a need of it), i >> really think it would make sense to take a look at >> >> http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p1385r5.pdf >> >> sorry for the noise >> >> bests >> Riccardo >> >> >> >> >> On Fri, Mar 20, 2020 at 3:08 PM Aniket Chowdhury via ublas < >> [email protected]> wrote: >> >>> Oh okay. GCC 10 is supposed to have the support for Ranges. The beta >>> version supports Ranges and os going to get released in April. But, I g= uess >>> we can avoid that if they don't. Thanks. >>> >>> On Fri, 20 Mar 2020, 19:35 Cem Bassoy via ublas, <[email protected]= > >>> wrote: >>> >>>> Hello Aniket, >>>> >>>> I cannot tell you which direction is the best for you. However, I >>>> recommend a topic that you are really interested in and that you want = to >>>> continue even after GSOC. >>>> >>>> Clang and GCC still do not officially support Ranges - so I would leav= e >>>> that out (https://en.cppreference.com/w/cpp/compiler_support). >>>> Right now we should postpone the discussion of concepts for the tensor >>>> type. >>>> >>>> Best, >>>> CB >>>> >>>> Am Fr., 20. M=C3=A4rz 2020 um 13:54 Uhr schrieb Aniket Chowdhury via u= blas < >>>> [email protected]>: >>>> >>>>> Hey Cem. >>>>> I went through the draft proposal and had some questions. >>>>> >>>>> Which direction do you think I should pursue? I am more inclined >>>>> towards refactoring the enitre data_frame because if I believe correc= tly >>>>> uBlas is moving towards C++20. Should I stick with ETs or can I use R= anges >>>>> and Concepts? >>>>> >>>>> I was thinking to stick to standard C++20 Ranges only instead of Eric >>>>> Neibler's One Ranges v3 library considering std to be more relevant. >>>>> >>>>> >>>>> >>>>> On Wed, 18 Mar 2020, 23:49 Aniket Chowdhury, < >>>>> [email protected]> wrote: >>>>> >>>>>> Hey Cem. >>>>>> Thanks for replying. Will do the needful and get back to you. >>>>>> I understand that the proposal could do with a few more code >>>>>> examples. >>>>>> Thanks. >>>>>> >>>>>> On Wed, Mar 18, 2020 at 8:15 PM Cem Bassoy via ublas < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> Hi Aniket, >>>>>>> >>>>>>> thanks for considering Boost/uBLAS. Your potential mentor is David. >>>>>>> If he does not respond, just follow the instructions on the GSoC pa= ge and >>>>>>> upload your proposal. >>>>>>> >>>>>>> Please note that we appreciate concrete (with code samples), >>>>>>> realistic (regarding time) and referring (to previous or pull reque= sts) >>>>>>> proposals. Concrete examples inside the proposal will help us to un= derstand >>>>>>> intention and it will demonstrate your experience and expertise. >>>>>>> >>>>>> I am pretty cobfident with the timeline that I have provided with. >>>>> Again, regarding code examples should I add them for both C++20 and/o= r ET? >>>>> >>>>>> >>>>>>> Additionally, I advise to read >>>>>>> >>>>>>> - previous gsoc discussions on this or on the general boost >>>>>>> mailing list >>>>>>> - former gsoc student projects and proposals >>>>>>> >>>>>>> to have a good feeling of the requirements. >>>>>>> >>>>>>> Best, >>>>>>> Cem >>>>>>> >>>>>>> >>>>>>> >>>>>>> Am Mo., 16. M=C3=A4rz 2020 um 23:15 Uhr schrieb Aniket Chowdhury vi= a >>>>>>> ublas <[email protected]>: >>>>>>> >>>>>>>> Hi, >>>>>>>> My name is Aniket Chowdhury >>>>>>>> <https://github.com/aniket-chowdhury?tab=3Drepositories> and I am >>>>>>>> second-year undergraduate student. >>>>>>>> >>>>>>>> I wish to implement the DataFrame library for Boost. I have made >>>>>>>> the project proposal and am attaching the same. >>>>>>>> As, this project is an expansion of the previous project >>>>>>>> <https://github.com/BoostGSoC19/data_frame> there are a few >>>>>>>> directions that I would like to work in whichever adds more to the= project. >>>>>>>> >>>>>>>> 1. We could be to keep the existing code base as it is and >>>>>>>> implement new features on top of it. >>>>>>>> 2. We could try to restructure the code into *Modules*(C++20 >>>>>>>> feature) and then implement the features. >>>>>>>> 3. Or, we could restructure the code without ET but rather using *= C++20 >>>>>>>> One Ranges*. This makes more sense to me as I believe that uBlas >>>>>>>> is being ported to C++20. >>>>>>>> >>>>>>>> The DataFrame would include the following features: >>>>>>>> 1. All the features already present(union, combine, join). >>>>>>>> 2. Read/write from *DataFrame using JSON*(boost::property_tree to >>>>>>>> DataFrame) >>>>>>>> 3. Operator support for addition, subtraction, multiplication, >>>>>>>> division, modulo and power, etc as well as support for comparison >>>>>>>> operators. >>>>>>>> 4. Functions to perform apply, apply_element_wise, aggregate, >>>>>>>> transform and expand on a given DataFrame. >>>>>>>> 5. Data analysis tools for standard deviation, variance, mean, etc= . >>>>>>>> 6. Re-indexing methods like replace, duplicate, filter, etc. >>>>>>>> 7. Reshaping methods for sorting, append, pivot, etc. >>>>>>>> >>>>>>> Also, could you tell me if I am on the right track regarding the >>>>> free form functions that Boost is looking for? >>>>> >>>>>> >>>>>>>> *Full Details* of the same can be found in the *Project Proposal*. >>>>>>>> >>>>>>>> I have been in contact with David Bellot for the past week >>>>>>>> regarding GSoC. I have completed the first draft of the competency= check >>>>>>>> and sent the same to him. I would love to work I am requesting hi= m to be >>>>>>>> assigned as a mentor for the same. >>>>>>>> *PFA: *The Project Proposal >>>>>>>> <https://docs.google.com/document/d/1wyegbUEbpOopaQSWtFd0a_ch4QeIE= RKXGVX6GJSSdBo/edit?usp=3Dsharing>(linked >>>>>>>> in case the attachment fails) >>>>>>>> >>>>>>> Here was the old proposal. >>>>> >>>>>> >>>>>>>> This is an official application for the GSoC' 20. I am open to any >>>>>>>> and all suggestions. >>>>>>>> >>>>>>>> Aniket Chowdhury >>>>>>>> _______________________________________________ >>>>>>>> ublas mailing list >>>>>>>> [email protected] >>>>>>>> https://lists.boost.org/mailman/listinfo.cgi/ublas >>>>>>>> Sent to: [email protected] >>>>>>>> >>>>>>> _______________________________________________ >>>>>>> ublas mailing list >>>>>>> [email protected] >>>>>>> https://lists.boost.org/mailman/listinfo.cgi/ublas >>>>>>> Sent to: [email protected] >>>>>>> >>>>>> _______________________________________________ >>>>> ublas mailing list >>>>> [email protected] >>>>> https://lists.boost.org/mailman/listinfo.cgi/ublas >>>>> Sent to: [email protected] >>>>> >>>> _______________________________________________ >>>> ublas mailing list >>>> [email protected] >>>> https://lists.boost.org/mailman/listinfo.cgi/ublas >>>> Sent to: [email protected] >>>> >>> _______________________________________________ >>> ublas mailing list >>> [email protected] >>> https://lists.boost.org/mailman/listinfo.cgi/ublas >>> Sent to: [email protected] >>> >> >> >> -- >> >> >> *Riccardo Rossi* >> >> PhD, Civil Engineer >> >> >> member of the Kratos Team: www.cimne.com/kratos >> >> Associate Professor at Universitat Polit=C3=A8cnica de Catalunya, >> BarcelonaTech (UPC) >> >> Full Research Professor at International Center for Numerical Methods in >> Engineering (CIMNE) >> >> >> C/ Gran Capit=C3=A0, s/n, Campus Nord UPC, Building C1, First Floor >> >> 08034 =E2=80=93 Barcelona =E2=80=93 Spain =E2=80=93 www.cimne.com - >> >> T.(+34) 93 401 56 96 skype: *rougered4* >> >> >> >> <http://www.cimne.com/> >> >> <https://www.facebook.com/cimne> <http://blog.cimne.com/> >> <http://vimeo.com/cimne> <http://www.youtube.com/user/CIMNEvideos> >> <http://www.linkedin.com/company/cimne> <https://twitter.com/cimne> >> >> Les dades personals contingudes en aquest missatge s=C3=B3n tractades am= b la >> finalitat de mantenir el contacte professional entre CIMNE i voste. Podr= a >> exercir els drets d'acc=C3=A9s, rectificaci=C3=B3, cancel=C2=B7laci=C3= =B3 i oposici=C3=B3, >> dirigint-se a [email protected]. La utilitzaci=C3=B3 de la seva adre= =C3=A7a de >> correu electronic per part de CIMNE queda subjecte a les disposicions de= la >> Llei 34/2002, de Serveis de la Societat de la Informaci=C3=B3 i el Comer= =C3=A7 >> Electronic. >> >> Imprimiu aquest missatge, nom=C3=A9s si =C3=A9s estrictament necessari. >> <http://www.cimne.com/> >> _______________________________________________ >> ublas mailing list >> [email protected] >> https://lists.boost.org/mailman/listinfo.cgi/ublas >> Sent to: [email protected] >> > _______________________________________________ > ublas mailing list > [email protected] > https://lists.boost.org/mailman/listinfo.cgi/ublas > Sent to: [email protected] > --000000000000520d7105a14b236e Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr">Hi Everyone,<div>similarly=C2=A0to Riccardo I am a consume= r to ublas; also the author of <a href=3D"http://isc19.h5cpp.org/#/">H5CPP<= /a>=C2=A0 a scalable non-intrusive persistence for linear algebra support, = <a href=3D"http://h5cpp.org/ublas_8cpp-example.html">which includes UBLAS</= a>. I am excited about the development and wondering where is the best to f= ollow the development:=C2=A0<a href=3D"https://github.com/boostorg/ublas">h= ttps://github.com/boostorg/ublas</a>=C2=A0?</div><div><br></div><div>sorry = for the noise:</div><div>steven</div></div><br><div class=3D"gmail_quote"><= div dir=3D"ltr" class=3D"gmail_attr">On Fri, Mar 20, 2020 at 11:19 AM Cem B= assoy via ublas <<a href=3D"mailto:[email protected]">[email protected]= ost.org</a>> wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"= margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-lef= t:1ex"><div dir=3D"ltr"><div>Riccardo, <br></div><div><br></div><div>thanks= . I participated in the SG14 linear algebra calls and I think that the prop= osal is very valuable. If the proposal makes it into the standard IMHO we s= hould integrate it into ublas and extend the current tensor concept. <br></= div><div><br></div><div></div><div>In any case, we need to redesign and mak= e the implementation more readable anyways. For that reason<br></div><div><= br></div><div>- we started the tensor project in 2018 which has a cleaner i= nterface (<a href=3D"https://github.com/boostorg/ublas/wiki/Tensor" target= =3D"_blank">wiki</a>) .</div><div> - we had two great gsoc projects in 2019= , one provides a more generic tensor template and the other enhancing the b= uilt-in expression templates using boost::yap (<a href=3D"https://github.co= m/BoostGSoC19/tensor/wiki" target=3D"_blank">wiki</a>)</div><div>- in gsoc = 2020 we will hopefully have an experimental version of matrix and vector wi= th a cleaner interface and implementation.<br></div><div><br></div><div>Tha= nks again, we need such input!</div><div><br></div><div>CB<br></div><div><b= r></div><div><br></div></div><br><div class=3D"gmail_quote"><div dir=3D"ltr= " class=3D"gmail_attr">Am Fr., 20. M=C3=A4rz 2020 um 15:54=C2=A0Uhr schrieb= Riccardo Rossi via ublas <<a href=3D"mailto:[email protected]" targ= et=3D"_blank">[email protected]</a>>:<br></div><blockquote class=3D"= gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(20= 4,204,204);padding-left:1ex"><div dir=3D"ltr"><div>Dear All,</div><div><br>= </div><div>i am just a user, however i want to point out that there is some= standardization effort aiming at c++23 (or 26).</div><div><br></div><div>I= f you eventually go for a redesign (and IMHO ublas has a need of it), i rea= lly think it would make sense to take a look at <br></div><div><br></div><d= iv><a href=3D"http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p1385= r5.pdf" target=3D"_blank">http://www.open-std.org/jtc1/sc22/wg21/docs/paper= s/2020/p1385r5.pdf</a></div><div><br></div><div>sorry for the noise <br></d= iv><div><br></div><div>bests</div><div>Riccardo<br></div><div><br></div><di= v><br></div><div><br></div></div><br><div class=3D"gmail_quote"><div dir=3D= "ltr" class=3D"gmail_attr">On Fri, Mar 20, 2020 at 3:08 PM Aniket Chowdhury= via ublas <<a href=3D"mailto:[email protected]" target=3D"_blank">u= [email protected]</a>> wrote:<br></div><blockquote class=3D"gmail_quo= te" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204= );padding-left:1ex"><div dir=3D"auto">Oh okay. GCC 10 is supposed to have t= he support for Ranges. The beta version supports Ranges and os going to get= released in April. But, I guess we can avoid that if they don't. Thank= s.=C2=A0</div><br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmai= l_attr">On Fri, 20 Mar 2020, 19:35 Cem Bassoy via ublas, <<a href=3D"mai= lto:[email protected]" target=3D"_blank">[email protected]</a>> = wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0= px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir= =3D"ltr"><div>Hello Aniket,</div><div><br></div><div>I cannot tell you whic= h direction is the best for you. However, I recommend a topic that you are = really interested in and that you want to continue even after GSOC. <br></d= iv><div><br></div><div>Clang and GCC still do not officially support Ranges= - so I would leave that out (<a href=3D"https://en.cppreference.com/w/cpp/= compiler_support" rel=3D"noreferrer" target=3D"_blank">https://en.cpprefere= nce.com/w/cpp/compiler_support</a>).<br></div><div>Right now we should post= pone the discussion of concepts for the tensor type.<br></div><div><br></di= v><div>Best,</div><div>CB<br></div><br><div class=3D"gmail_quote"><div dir= =3D"ltr" class=3D"gmail_attr">Am Fr., 20. M=C3=A4rz 2020 um 13:54=C2=A0Uhr = schrieb Aniket Chowdhury via ublas <<a href=3D"mailto:[email protected].= org" rel=3D"noreferrer" target=3D"_blank">[email protected]</a>>:<br= ></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;= border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir=3D"auto">= Hey Cem.=C2=A0<div dir=3D"auto">I went through the draft proposal and had s= ome questions.<div dir=3D"auto"><br></div><div dir=3D"auto">Which direction= do you think I should pursue? I am more inclined towards refactoring the e= nitre data_frame because if I believe correctly uBlas is moving towards C++= 20. Should I stick with ETs or can I use Ranges and Concepts?=C2=A0</div><d= iv dir=3D"auto"><br></div><div dir=3D"auto">I was thinking to stick to stan= dard C++20 Ranges only instead of Eric Neibler's One Ranges v3 library = considering std to be more relevant.=C2=A0</div><div dir=3D"auto"><br></div= ></div><br><br><div class=3D"gmail_quote" dir=3D"auto"><div dir=3D"ltr" cla= ss=3D"gmail_attr">On Wed, 18 Mar 2020, 23:49 Aniket Chowdhury, <<a href= =3D"mailto:[email protected]" rel=3D"noreferrer" target=3D"_blan= k">[email protected]</a>> wrote:<br></div><blockquote class= =3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rg= b(204,204,204);padding-left:1ex"><div dir=3D"ltr">Hey Cem.<div>Thanks for r= eplying. Will do the needful and get back to you.=C2=A0</div><div>I underst= and that the proposal could do with a few more code examples.=C2=A0</div><d= iv>Thanks.</div></div><br><div class=3D"gmail_quote"><div dir=3D"ltr" class= =3D"gmail_attr">On Wed, Mar 18, 2020 at 8:15 PM Cem Bassoy via ublas <<a= href=3D"mailto:[email protected]" rel=3D"noreferrer noreferrer" target= =3D"_blank">[email protected]</a>> wrote:<br></div><blockquote class= =3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rg= b(204,204,204);padding-left:1ex"><div dir=3D"ltr"><div>Hi Aniket,</div><div= ><br></div><div>thanks for considering Boost/uBLAS. Your potential mentor i= s David. If he does not respond, just follow the instructions on the GSoC p= age and upload your proposal.</div><div><br></div><div>Please note that we = appreciate concrete (with code samples), realistic (regarding time) and ref= erring (to previous or pull requests) proposals. Concrete examples inside t= he proposal will help us to understand intention and it will demonstrate yo= ur experience and expertise. <br></div></div></blockquote></div></blockquot= e></div><div dir=3D"auto">I am pretty cobfident with the timeline that I ha= ve provided with. Again, regarding code examples should I add them for both= C++20 and/or ET?</div><div class=3D"gmail_quote" dir=3D"auto"><blockquote = class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px sol= id rgb(204,204,204);padding-left:1ex"><div class=3D"gmail_quote"><blockquot= e class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px s= olid rgb(204,204,204);padding-left:1ex"><div dir=3D"ltr"><div></div><div><b= r></div><div>Additionally, I advise to read </div><div><ul><li>previous gso= c discussions on this or on the general boost mailing list</li><li>former g= soc student projects and proposals</li></ul><div>to have a good feeling of = the requirements.<br></div></div><div><br></div><div>Best,</div><div>Cem<br= ></div><div><br></div><div><br></div></div><br><div class=3D"gmail_quote"><= div dir=3D"ltr" class=3D"gmail_attr">Am Mo., 16. M=C3=A4rz 2020 um 23:15=C2= =A0Uhr schrieb Aniket Chowdhury via ublas <<a href=3D"mailto:ublas@lists= .boost.org" rel=3D"noreferrer noreferrer" target=3D"_blank">[email protected]= st.org</a>>:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:= 0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">= <div dir=3D"ltr">Hi,=C2=A0<div>My name is=C2=A0<a href=3D"https://github.co= m/aniket-chowdhury?tab=3Drepositories" rel=3D"noreferrer noreferrer" target= =3D"_blank">Aniket Chowdhury</a>=C2=A0and I am second-year undergraduate st= udent.</div><div><br></div><div>I wish to implement the DataFrame library f= or Boost. I have made the project proposal and am attaching the same.</div>= <div><div><div><div></div></div></div><div></div></div><div>As, this projec= t is an expansion of the=C2=A0<a href=3D"https://github.com/BoostGSoC19/dat= a_frame" rel=3D"noreferrer noreferrer" target=3D"_blank">previous project</= a>=C2=A0there are a few directions that I would like to work in whichever a= dds more to the project.</div><div><br></div><div>1. We could be to keep th= e existing code base as it is and implement new features on top of it.</div= ><div>2. We could try to restructure the code into=C2=A0<b>Modules</b>(C++2= 0 feature) and then implement the features.</div><div>3. Or, we could restr= ucture the code without=C2=A0ET but rather using=C2=A0<b>C++20 One Ranges</= b>. This makes more sense to me as I believe that uBlas is being ported to = C++20.</div><div><br></div><div>The DataFrame would include the following f= eatures:</div><div>1. All the features already present(union, combine, join= ).</div><div>2. Read/write from=C2=A0<b>DataFrame using JSON</b>(<span styl= e=3D"background-color:transparent;color:rgb(36,39,41);font-family:"Cou= rier New";white-space:pre-wrap">boost::property_tree to DataFrame</spa= n>)</div><div>3. Operator support for=C2=A0<span style=3D"background-color:= transparent;color:rgb(0,0,0);font-family:"Proxima Nova",sans-seri= f;font-weight:700;white-space:pre-wrap">addition, subtraction, multiplicati= on, division, modulo and power, etc </span><span style=3D"background-color:= transparent;color:rgb(0,0,0);font-family:"Proxima Nova",sans-seri= f;white-space:pre-wrap">as well as support for comparison operators.</span>= </div><div>4. Functions to perform<span style=3D"background-color:transpare= nt;font-variant-numeric:normal;font-variant-east-asian:normal;font-family:&= quot;Proxima Nova",sans-serif;color:rgb(0,0,0);vertical-align:baseline= ;white-space:pre-wrap"> </span><span style=3D"background-color:transparent;= font-variant-numeric:normal;font-variant-east-asian:normal;font-family:&quo= t;Proxima Nova",sans-serif;color:rgb(0,0,0);font-weight:700;vertical-a= lign:baseline;white-space:pre-wrap">apply, apply_element_wise, aggregate, t= ransform and expand</span><span style=3D"background-color:transparent;font-= variant-numeric:normal;font-variant-east-asian:normal;font-family:"Pro= xima Nova",sans-serif;color:rgb(0,0,0);vertical-align:baseline;white-s= pace:pre-wrap"> on a given DataFrame.</span><br></div>5. Data analysis tool= s for=C2=A0<span id=3D"gmail-m_-657623548330219986gmail-m_-5685598604671995= 561gmail-m_9168170079493276128m_-8301385799675461752m_-7376762986148225264g= mail-m_-1255839329218212103m_-7149760812391761650gmail-m_-80940123153613101= 34gmail-m_1372898159282983835gmail-m_2539347862788583833gmail-m_-6306774549= 5130108gmail-docs-internal-guid-7ab2eedf-7fff-5324-29fc-108f6de832ec"><span= style=3D"font-family:"Proxima Nova",sans-serif;color:rgb(0,0,0);= background-color:transparent;font-weight:700;font-variant-numeric:normal;fo= nt-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">= standard deviation, variance, mean, etc.</span></span><div>6. Re-indexing m= ethods like=C2=A0<span id=3D"gmail-m_-657623548330219986gmail-m_-5685598604= 671995561gmail-m_9168170079493276128m_-8301385799675461752m_-73767629861482= 25264gmail-m_-1255839329218212103m_-7149760812391761650gmail-m_-80940123153= 61310134gmail-m_1372898159282983835gmail-m_2539347862788583833gmail-m_-6306= 7745495130108gmail-docs-internal-guid-97de9fde-7fff-ff47-7f83-0a08903e6481"= ><span style=3D"font-family:"Proxima Nova",sans-serif;color:rgb(0= ,0,0);background-color:transparent;font-weight:700;font-variant-numeric:nor= mal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-= wrap">replace, duplicate, filter, etc.</span></span></div><div>7. Reshaping= methods for=C2=A0<span id=3D"gmail-m_-657623548330219986gmail-m_-568559860= 4671995561gmail-m_9168170079493276128m_-8301385799675461752m_-7376762986148= 225264gmail-m_-1255839329218212103m_-7149760812391761650gmail-m_-8094012315= 361310134gmail-m_1372898159282983835gmail-m_2539347862788583833gmail-m_-630= 67745495130108gmail-docs-internal-guid-ed39d162-7fff-e164-cd1e-4f0db510492b= "><span style=3D"font-family:"Proxima Nova",sans-serif;color:rgb(= 0,0,0);background-color:transparent;font-weight:700;font-variant-numeric:no= rmal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre= -wrap">sorting, append, pivot, etc.</span></span></div></div></blockquote><= /div></blockquote></div></blockquote></div><div dir=3D"auto"><span style=3D= "font-family:sans-serif">Also, could you tell me if I am on the right track= regarding the free form functions that Boost is looking for?</span><br></d= iv><div class=3D"gmail_quote" dir=3D"auto"><blockquote class=3D"gmail_quote= " style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);= padding-left:1ex"><div class=3D"gmail_quote"><blockquote class=3D"gmail_quo= te" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204= );padding-left:1ex"><div class=3D"gmail_quote"><blockquote class=3D"gmail_q= uote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,2= 04);padding-left:1ex"><div dir=3D"ltr"><div><span style=3D"font-family:&quo= t;Proxima Nova",sans-serif;color:rgb(0,0,0);background-color:transpare= nt;font-weight:700;font-variant-numeric:normal;font-variant-east-asian:norm= al;vertical-align:baseline;white-space:pre-wrap"></span></div><div><font fa= ce=3D"Proxima Nova, sans-serif" color=3D"#000000"><span style=3D"white-spac= e:pre-wrap"><br></span></font></div><div><font face=3D"Proxima Nova, sans-s= erif" color=3D"#000000"><span style=3D"white-space:pre-wrap"><b>Full Detail= s</b> of the same can be found in the <b>Project Proposal</b>.<b><br></b></= span></font><div><div><br></div><div>I have been in contact with David Bell= ot for the past week regarding GSoC. I have completed the first draft of th= e competency check and sent the same to him. I would love to work=C2=A0 I a= m requesting him to be assigned as a mentor for the same.</div></div></div>= <div><div><b>PFA:=C2=A0</b><a href=3D"https://docs.google.com/document/d/1w= yegbUEbpOopaQSWtFd0a_ch4QeIERKXGVX6GJSSdBo/edit?usp=3Dsharing" style=3D"fon= t-weight:bold" rel=3D"noreferrer noreferrer" target=3D"_blank">The Project = Proposal</a>(linked in case the attachment fails)<br></div></div></div></bl= ockquote></div></blockquote></div></blockquote></div><div dir=3D"auto">Here= was the old proposal.=C2=A0</div><div class=3D"gmail_quote" dir=3D"auto"><= blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-l= eft:1px solid rgb(204,204,204);padding-left:1ex"><div class=3D"gmail_quote"= ><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border= -left:1px solid rgb(204,204,204);padding-left:1ex"><div class=3D"gmail_quot= e"><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;bord= er-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir=3D"ltr"><div>= <div></div><div><br></div><div>This is an official application for the GSoC= ' 20. I am open to any and all suggestions.=C2=A0</div><font color=3D"#= 888888"><div><br></div></font></div><font color=3D"#888888"><div>Aniket Cho= wdhury</div></font></div> _______________________________________________<br> ublas mailing list<br> <a href=3D"mailto:[email protected]" rel=3D"noreferrer noreferrer" targ= et=3D"_blank">[email protected]</a><br> <a href=3D"https://lists.boost.org/mailman/listinfo.cgi/ublas" rel=3D"noref= errer noreferrer noreferrer" target=3D"_blank">https://lists.boost.org/mail= man/listinfo.cgi/ublas</a><br> Sent to: <a href=3D"mailto:[email protected]" rel=3D"noreferrer noreferr= er" target=3D"_blank">[email protected]</a><br> </blockquote></div> _______________________________________________<br> ublas mailing list<br> <a href=3D"mailto:[email protected]" rel=3D"noreferrer noreferrer" targ= et=3D"_blank">[email protected]</a><br> <a href=3D"https://lists.boost.org/mailman/listinfo.cgi/ublas" rel=3D"noref= errer noreferrer noreferrer" target=3D"_blank">https://lists.boost.org/mail= man/listinfo.cgi/ublas</a><br> Sent to: <a href=3D"mailto:[email protected]" rel=3D"noreferrer = noreferrer" target=3D"_blank">[email protected]</a><br> </blockquote></div> </blockquote></div></div> _______________________________________________<br> ublas mailing list<br> <a href=3D"mailto:[email protected]" rel=3D"noreferrer" target=3D"_blan= k">[email protected]</a><br> <a href=3D"https://lists.boost.org/mailman/listinfo.cgi/ublas" rel=3D"noref= errer noreferrer" target=3D"_blank">https://lists.boost.org/mailman/listinf= o.cgi/ublas</a><br> Sent to: <a href=3D"mailto:[email protected]" rel=3D"noreferrer" target= =3D"_blank">[email protected]</a><br> </blockquote></div></div> _______________________________________________<br> ublas mailing list<br> <a href=3D"mailto:[email protected]" rel=3D"noreferrer" target=3D"_blan= k">[email protected]</a><br> <a href=3D"https://lists.boost.org/mailman/listinfo.cgi/ublas" rel=3D"noref= errer noreferrer" target=3D"_blank">https://lists.boost.org/mailman/listinf= o.cgi/ublas</a><br> Sent to: <a href=3D"mailto:[email protected]" rel=3D"noreferrer"= target=3D"_blank">[email protected]</a><br> </blockquote></div> _______________________________________________<br> ublas mailing list<br> <a href=3D"mailto:[email protected]" target=3D"_blank">[email protected]= t.org</a><br> <a href=3D"https://lists.boost.org/mailman/listinfo.cgi/ublas" rel=3D"noref= errer" target=3D"_blank">https://lists.boost.org/mailman/listinfo.cgi/ublas= </a><br> Sent to: <a href=3D"mailto:[email protected]" target=3D"_blank">rrossi@c= imne.upc.edu</a><br> </blockquote></div><br clear=3D"all"><br>-- <br><div dir=3D"ltr"><div dir= =3D"ltr"><div><div dir=3D"ltr"><div><div dir=3D"ltr"><div><div dir=3D"ltr">= <div><div dir=3D"ltr"><p></p><div><div dir=3D"ltr"><p style=3D"padding:0px;= margin:0px;font-family:Arial,Helvetica,sans-serif;color:rgb(0,73,150);line-= height:18px"><b>Riccardo Rossi<br></b></p><p style=3D"padding:0px;margin:0p= x;font-family:Arial,Helvetica,sans-serif;color:rgb(120,120,120);font-size:1= 2px;line-height:18px"> PhD, Civil Engineer</p><p style=3D"padding:0px;margin:0px;font-family:Arial= ,Helvetica,sans-serif;color:rgb(120,120,120);font-size:12px;line-height:18p= x"><br></p><p style=3D"padding:0px;margin:0px;font-family:Arial,Helvetica,s= ans-serif;color:rgb(120,120,120);font-size:12px;line-height:18px">member of= the Kratos Team: <a href=3D"http://www.cimne.com/kratos" target=3D"_blank"= >www.cimne.com/kratos</a><br></p><p style=3D"padding:0px;margin:0px"><span = style=3D"color:rgb(120,120,120);font-family:Arial,Helvetica,sans-serif;font= -size:12px;line-height:18px">Associate Professor at Universitat Polit=C3=A8= cnica de Catalunya, BarcelonaTech (UPC)</span><br> </p><p style=3D"padding:0px;margin:0px;font-family:Arial,Helvetica,sans-ser= if;color:rgb(120,120,120);font-size:12px;line-height:18px">Full Research Pr= ofessor at International Center for Numerical Methods in Engineering (CIMNE= )</p><p style=3D"padding:0px;margin:0px;font-family:Arial,Helvetica,sans-se= rif;color:rgb(120,120,120);font-size:12px;line-height:18px"> <br></p><p style=3D"padding:0px;margin:0px;font-family:Arial,Helvetica,sans= -serif;color:rgb(120,120,120);font-size:12px;line-height:18px">C/ Gran Capi= t=C3=A0, s/n, Campus Nord UPC, Building C1, First Floor</p><p style=3D"padd= ing:0px;margin:0px;font-family:Arial,Helvetica,sans-serif;color:rgb(120,120= ,120);font-size:12px;line-height:18px"> 08034 =E2=80=93 Barcelona =E2=80=93 Spain =E2=80=93 <a href=3D"http://www.c= imne.com" target=3D"_blank">www.cimne.com</a>=C2=A0 -=C2=A0</p><p style=3D"= padding:0px;margin:0px;font-family:Arial,Helvetica,sans-serif;color:rgb(120= ,120,120);font-size:12px;line-height:18px"> <span>T</span>.<a value=3D"+34934010794">(+34) 93 401 56 96</a> skype: <b>r= ougered4</b><br></p><p style=3D"padding:0px;margin:0px;font-family:Arial,He= lvetica,sans-serif;color:rgb(120,120,120);font-size:12px;line-height:18px">= =C2=A0</p><p style=3D"padding:0px;margin:0px;font-family:Arial,Helvetica,sa= ns-serif;color:rgb(120,120,120);font-size:12px;line-height:11px"> <a href=3D"http://www.cimne.com/" target=3D"_blank"><img src=3D"https://web= .cimne.upc.edu/groups/publicacions/signatura/logo_cimne_negre.png" width=3D= "80" height=3D"17" border=3D"0"></a></p><p style=3D"font-size:medium;font-f= amily:"Times New Roman""> <a href=3D"https://www.facebook.com/cimne" target=3D"_blank"><img src=3D"ht= tps://web.cimne.upc.edu/groups/publicacions/signatura/facebook-logo.png" wi= dth=3D"24" height=3D"24" border=3D"0"></a><a href=3D"http://blog.cimne.com/= " target=3D"_blank"><img src=3D"https://web.cimne.upc.edu/groups/publicacio= ns/signatura/wordpress.png" width=3D"24" height=3D"24" border=3D"0"></a><a = href=3D"http://vimeo.com/cimne" target=3D"_blank"><img src=3D"https://web.c= imne.upc.edu/groups/publicacions/signatura/vimeo.png" 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Podra e= xercir els drets d'acc=C3=A9s, rectificaci=C3=B3, cancel=C2=B7laci=C3= =B3 i oposici=C3=B3, dirigint-se a <a href=3D"mailto:[email protected]" t= arget=3D"_blank">[email protected]</a>. La utilitzaci=C3=B3 de la seva ad= re=C3=A7a de correu electronic per part de CIMNE queda subjecte a les disposicions de la Llei 34/2002, de Serveis de la Societat de la Informaci=C3=B3 i el Comer=C3=A7 Electroni= c.</p> <p style=3D"padding:0px;margin:0px;font-family:Arial,Helvetica,sans-serif;c= olor:rgb(4,155,2);font-size:10px;line-height:18px"><img src=3D"https://web.= cimne.upc.edu/groups/publicacions/signatura/image002.png" width=3D"20" heig= ht=3D"17">=C2=A0Imprimiu aquest missatge, nom=C3=A9s si =C3=A9s estrictamen= t necessari.</p> </div></div><span lang=3D"ES"><a href=3D"http://www.cimne.com/" target=3D"_= blank"><span style=3D"font-size:10pt;font-family:Arial,sans-serif"></span><= /a></span></div></div></div></div></div></div></div></div></div></div> _______________________________________________<br> ublas mailing list<br> <a href=3D"mailto:[email protected]" target=3D"_blank">[email protected]= t.org</a><br> <a href=3D"https://lists.boost.org/mailman/listinfo.cgi/ublas" rel=3D"noref= errer" target=3D"_blank">https://lists.boost.org/mailman/listinfo.cgi/ublas= </a><br> Sent to: <a href=3D"mailto:[email protected]" target=3D"_blank">cem.bass= [email protected]</a><br> </blockquote></div> _______________________________________________<br> ublas mailing list<br> <a href=3D"mailto:[email protected]" target=3D"_blank">[email protected]= t.org</a><br> <a href=3D"https://lists.boost.org/mailman/listinfo.cgi/ublas" rel=3D"noref= errer" target=3D"_blank">https://lists.boost.org/mailman/listinfo.cgi/ublas= </a><br> Sent to: <a href=3D"mailto:[email protected]" target=3D"_blank">steven= [email protected]</a><br> </blockquote></div> --000000000000520d7105a14b236e-- --===============4453056543807973524== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline