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Move Abhi to the list of inactive contributors
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_data/contributors.yml

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proposal: /assets/docs/Petro_Zarytskyi_Proposal.pdf
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mentors: Vassil Vassilev, David Lange
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- name: Abhi Acherjee
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info: "IRIS-HEP Fellow"
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photo: Abhi.jpg
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education: "Computer Sciences B.S. + M.S , University of Cincinnati, OH"
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active: 1
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projects:
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- title: "Extend the Automatic Differentiation Support in RooFit"
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status: Ongoing
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description: |
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In terms of minimization time, Roofit offers faster results even with numerical
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differentiation techniques as compared to minimizing a likelihood function that
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is written by hand in C++, due its complex caching logic. Automatic differentiation
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gives an additional speedup and more accuracy and scalability for problems with large
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number of parameters. The purpose of this project will be to firstly use Minuit as
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an optimization algorithm with externally provided gradients, extend support to cover
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HistFactory and other parts of RooFit, and finally to optimize Clad generated derivatives a
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nd further explore how they can be parallelized (OpenMP or CUDA).
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proposal: /assets/docs/Abhigyan_Acherjee-Proposal_2023.pdf
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mentors: Vassil Vassilev, David Lange
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- name: "Pavlo Svirin"
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info: "Senior research engineer at the Barcelona Supercomputing Center"
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photo: pavlo_svirin.png
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# 2024 #
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################################################################################
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- name: Abhi Acherjee
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info: "IRIS-HEP Fellow"
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photo: Abhi.jpg
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education: "Computer Sciences B.S. + M.S , University of Cincinnati, OH"
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projects:
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- title: "Extend the Automatic Differentiation Support in RooFit"
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status: Ongoing
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description: |
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In terms of minimization time, Roofit offers faster results even with numerical
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differentiation techniques as compared to minimizing a likelihood function that
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is written by hand in C++, due its complex caching logic. Automatic differentiation
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gives an additional speedup and more accuracy and scalability for problems with large
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number of parameters. The purpose of this project will be to firstly use Minuit as
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an optimization algorithm with externally provided gradients, extend support to cover
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HistFactory and other parts of RooFit, and finally to optimize Clad generated derivatives a
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nd further explore how they can be parallelized (OpenMP or CUDA).
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proposal: /assets/docs/Abhigyan_Acherjee-Proposal_2023.pdf
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mentors: Vassil Vassilev, David Lange
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- name: Ioana Ifrim
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info: Research Staff
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photo: Ifrim.jpg

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