About me - HackMD

[**:house: Home**](https://hackmd.io/s/rkkDP_l4M) | :boy: **About** | [**:microscope: Researches**](https://hackmd.io/s/rJPFNKlVz) | [**:rocket: Side projects**](https://hackmd.io/s/H1aS2qe4G) | [**:airplane: Life gallery**](https://hackmd.io/s/HJN4JslNM) --- # <div style="text-align: center;" markdown="1">About me </div> <div style="text-align: center;" markdown="1"><img src="https://www.dropbox.com/scl/fi/ic7ms4c3rk8h6219q98xh/2022.jpg?rlkey=9wyhfm43zd4t5v32ygg39m1zc&raw=1" height="486" width="364"></div> ## Personal information Nationality: Taiwan (R.O.C.) Birth date: July 1989 Contact: <juifa.tsai@gmail.com.nospam> Academic Record : [INSPIRE Profile](http://inspirehep.net/author/profile/J.F.Tsai.1) **[Resume download](https://www.dropbox.com/scl/fi/de2l474c4qxxckne3p170/resume_jui-fa_tsai_DSL.pdf?rlkey=opn3tk2r2vphmj2lxtti45lb7&dl=0) / [履歷下載](https://www.dropbox.com/scl/fi/de2l474c4qxxckne3p170/resume_jui-fa_tsai_DSL.pdf?rlkey=opn3tk2r2vphmj2lxtti45lb7&dl=0)** :inbox_tray: ## Education & experience - *2024 - present* - **Data Science Leader**, IBM, *Taipei, Taiwan (R.O.C.)* - *2022 - 2024* - **Data Science Lead**, Gogoro, *Taipei, Taiwan (R.O.C.)* - *2018 - 2022* - **Senior Data Scientist**, Gogoro Network, *Taipei, Taiwan (R.O.C.)* - *2013 - 2017* - [**Visiting Scientist**](https://drive.google.com/file/d/0B2AjDWrBgcpMRVlfbTUwNjBqeDg/view?usp=sharing), European Organization for Nuclear Research (CERN), *Geneva, Switzerland* - *2011 - 2017* - [**Ph.D of Physics**](https://drive.google.com/file/d/0B2AjDWrBgcpMbERmei1Gc3YxN28/view?usp=sharing), National Taiwan University (NTU), *Taipei, Taiwan (R.O.C.)* - *2007 - 2011* - [**Bachelor of Science, Physics**](https://drive.google.com/file/d/0B2AjDWrBgcpMczY4MlcxMGI5a2M/view?usp=sharing), National Sun Yat-sen University (NSYSU), *Kaohsiung, Taiwan (R.O.C.)* ## Technical Skills 1. **Speciality** * Machine Learning * Data-analysis pipeline building: `feature analysis`, `background noise estimation`, `model prediction`, `validation`, `systematic uncertainty study`. * Statistical method: `maximum likelihood`, `minimum chi-square`, `data-driven method` (`ABCD method`), `multivariate-analysis method` (`Fisher`, `BDT`), `hypothesis test` (`upper limit`, `goodness of fit`, `ROC`). * High-energy experimental physics, particle physics, quantum mechanics and silicon detector development. * Geographical statistics. 3. **Programing languages** : *C++/C, python, LATEX, Linux bash/tcsh shell, PostgreSQL* 4. **Analytic Softwares/machine learning** : * [ROOT.CERN](https://en.wikipedia.org/wiki/ROOT), *scikit-learn, matplotlib, numpy, pandas, [tkinter](https://wiki.python.org/moin/TkInter)*, *pgRouting*, *pytorch*. * *Adobe Illustrator* and *Photoshop*. 5. **Languages** : * Taiwanese (Native), Mandarin (Native), English (Fluent), French (Basic ## Talks & certificates * [**2021 - NTU Data Analytics Club 臺大資料分析與決策社**](https://www.facebook.com/NTUDAC/), [*interview*](https://hackmd.io/@cN0wHbxqQ52iMSByxQI6CQ/BJ3SSXzmK) Share the experience from a physicist to a data scientist at gogoro network. * [**2021 - NTU Data Analytics Club 臺大資料分析與決策社**](https://www.facebook.com/NTUDAC/), [*career sharing*](https://hackmd.io/@cN0wHbxqQ52iMSByxQI6CQ/BJlrv7M7Y) Share the correlation of 9 variated analytic positions in the industrial. * [**2019 - Taiwan R User Group / MLDM Monday**](https://www.meetup.com/Taiwan-R/events/264959486/), [*tutorial talk*](https://hackmd.io/@cN0wHbxqQ52iMSByxQI6CQ/S1VbcQG7Y) Introduce the theory and python implementation of *Kriging Interpolation* learning algorithm. * [**2019 - Wufeng Elementary School 霧峰國民小學**](https://www.facebook.com/NTUDAC/), [*popular scientific sharing*](https://hackmd.io/@cN0wHbxqQ52iMSByxQI6CQ/Skmp67GQF) Share the particle physics at CERN and how to be a good scientist. * [**2017 - Annual Meeting of the Physical Society of Taiwan**](http://psroc2017.conf.tw/site/page.aspx?pid=901&sid=1136&lang=cht), [*oral talk*](http://psroc2017.conf.tw/site/order/1136/paperpreview.aspx?pid=0125) Data-analysis result of top-quark CP violation, on behalf of NTU. * [**2016 - 38th International Conference on High Energy Physics (ICHEP)**](https://indico.cern.ch/event/432527/), [*parallel talk*](https://pos.sissa.it/cgi-bin/reader/contribution.cgi?id=282/661) Data-analysis summery of top-quark properties, on behalf of CERN-CMS. * [**2015 - 121st CERN-LHC Collaboration (LHCC) Meeting**](https://indico.cern.ch/event/373417/), [*poster session*](https://indico.cern.ch/event/369822/#21-search-for-pair-produced-ve) Data-analysis result of b’ quark to b quark and Higgs, on behalf of CERN-CMS. * [**2014 - European School of High-Energy Physics (ESHEP)**](http://physicschool.web.cern.ch/PhysicSchool/eshep/eshep2014/), [*certificate*](https://drive.google.com/file/d/0B2AjDWrBgcpMNDJ4NWl0RWwwSFE/view?usp=sharing) Attended 33 lectures for the techniques and statistics of data analysis and physics. * [**2012 - Novell Certified Linux Administrator (CLA) 11**](https://training.suse.com/certification/sca-linux/), [*certificate*](https://www.dropbox.com/s/9i1q0hijaedmgxq/NCLA_Certificate.jpg?dl=0) Passed international certification for Linux-server system. ## Publications The physics dissertation of NTU specialize the data analysis of high-energy experimental physics, which is about the measurement of the new property of top quark, and the silicon detector development. * "***Search for CP violation in top quark-antiquark production and decay in proton- proton collisions***", *J.f. Tsai*, [doi:10.6342/NTU201700205](http://www.airitilibrary.com/Publication/alDetailedMesh1?DocID=U0001-2301201711464200) As member of CMS collaboration I am a co-author of over 200 physics data-analysis papers (see [INSPIRE-HEP database](http://inspirehep.net/author/profile/J.F.Tsai.1)). I have made particularly important contributions to the following: - "***Search for CP violation in tt production and decay in proton-proton collisions at √s= 8 TeV***", *J.f. Tsai* and CMS collaboration, [JHEP 03 (2017) 101](https://link.springer.com/article/10.1007%2FJHEP03%282017%29101) - "***Top properties measurements with the CMS detector at the LHC***", *J.f. Tsai* et al., [PoS(ICHEP2016)661](https://pos.sissa.it/cgi-bin/reader/contribution.cgi?id=282/661) - "***Identification of b quark jets at the CMS Experiment in the LHC Run 2***", *J.f. Tsai* and CMS collaboration, [CMS PAS BTV-15-001](http://cds.cern.ch/record/2138504?ln=en) - "***Search for pair-produced vector-like B quarks in proton-proton collisions at √s=8 TeV***", *J.f. Tsai* and CMS collaboration, [Phys. Rev. D 93 (2016) 112009](https://journals.aps.org/prd/abstract/10.1103/PhysRevD.93.112009) ## Habits Biking, Football, hiking, travel, illustrate, and snowboarding. <br> --- [:ghost: Github](https://github.com/juifa-tsai) | [:busts_in_silhouette: Linkedin ](https://www.linkedin.com/in/jui-fa-tsai-08ba0a93)