Qianwen Guan

Qianwen Guan Email and Phone Number

Data Scientist | NLP | Speech-to-text | LLM @ StarClay
paris, île-de-france, france
Qianwen Guan's Location
France, France
About Qianwen Guan

Qianwen Guan is a Data Scientist | NLP | Speech-to-text | LLM at StarClay.

Qianwen Guan's Current Company Details
StarClay

Starclay

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Data Scientist | NLP | Speech-to-text | LLM
paris, île-de-france, france
Website:
starclay.fr
Employees:
53
Qianwen Guan Work Experience Details
  • Starclay
    Data Scientist
    Starclay Oct 2023 - Present
    Paris, Île-De-France, France
    Projet 1: Development of the Back-End for an Application Aimed at Evaluating and Improving Text Clarity:- Development of a linguistic engine to process documents in pivot format and analyze text using traditional NLP techniques. - Integration of various large language models (LLMs), such as GPT-4, Gemini, and Claude 3, into the application, with an easy configuration to switch between models and adjust key parameters, like temperature. - Enhancement of lexicons through data generation using GPT-4 with advanced prompting strategies. - Optimization of application performance and implementation of unit tests, addition of logs, and writing of code documentation to ensure quality and maintainability.Projet 2 : Development of an application for Document Import, Data Extraction, and Interactive Querying:- Designed to import documents (HTML, PDF, etc.), extract relevant data, and enable interactive questioning based on the document’s content using Large Language Models (LLM) and Retrieval-Augmented Generation (RAG).- Focused on robust data extraction, parsing, and vectorization of various content types, such as text, tables, and images/graphs, with a specialized approach for each.Projet 3: Automation of LinkedIn Profile Matching for Recruitment Campaigns using generative AI
  • Cnrs
    Research Engineer In Data Production, Processing, And Analysis
    Cnrs Feb 2023 - May 2023
    Paris, Île-De-France, France
    Development of tools to automate and streamline the research process:- Developed Python tools for automatic transcription of audio corpora into text using the open-source speech recognition model Whisper.- Implemented automatic annotation using forced alignment of text (sentences, words, and phonemes) with audio.- Designed methods and protocols for data or corpus collection.- Analyzed data or corpora and interpreted results in collaboration with the research team.
  • Orange
    Post-Doctoral Nlp Researcher (Speech Recognition)
    Orange Oct 2021 - Oct 2022
    Rennes, Brittany, France
    Improvement of Orange's Speech Recognition System in a Multi-Accent / Multilingual Context:- Extraction and visualization of acoustic features.- Generation of accents using the unsupervised method Wav2vec 2.0 integrated with Hugging Face.- Enrichment of the system's lexicon by integrating accents generated by the Wav2vec 2.0 model.- Training models on GPUs and conducting in-depth analysis of predictions.
  • Université Sorbonne Nouvelle
    Postdoctoral Researcher
    Université Sorbonne Nouvelle Apr 2021 - Sep 2021
    Paris, Île-De-France, France
    Computational Modeling of Large-Scale Data to Study Linguistic Evolution:- Feature engineering of data based on linguistic knowledge.- Prediction of linguistic variations using machine learning algorithms such as Random Forest.- Calculation of the weight of each variable in the prediction.
  • City University Of Hong Kong
    Postdoctoral Researcher
    City University Of Hong Kong Sep 2019 - Sep 2020
    Hong Kong, Hong Kong Sar
    Acoustic and Statistical Analysis of Speech Production in Noisy Environments:- Led a team responsible for collecting and annotating spoken language data for our study.- Conducted acoustic data analysis using R and Matlab software, extracting relevant measurements and features for our research.- Collaborated with the research team to interpret the results of data analysis and integrate them into our research process.- Authored scientific papers to communicate our findings, results, and conclusions in specialized academic journals, contributing to the advancement of research in linguistics and acoustics.
  • Université Paris Cité
    Phd Fellow
    Université Paris Cité Sep 2013 - Jul 2019
    University Teaching Experience:Master 1 - Comparative Linguistics Université Paris 7 - Denis DiderotMaster 1 - Phonology Université Paris 7 - Denis DiderotBachelor 3 - Phonetics 2Université Paris 7 - Denis DiderotMaster 1 - Experimental PhonologyUniversité Paris 7 - Denis Diderot

Qianwen Guan Education Details

Frequently Asked Questions about Qianwen Guan

What company does Qianwen Guan work for?

Qianwen Guan works for Starclay

What is Qianwen Guan's role at the current company?

Qianwen Guan's current role is Data Scientist | NLP | Speech-to-text | LLM.

What schools did Qianwen Guan attend?

Qianwen Guan attended Université Paris Cité, Le Wagon.

Who are Qianwen Guan's colleagues?

Qianwen Guan's colleagues are Benoit Barnaba, 👨‍💻omar Masmoudi, Jonathan Marette, Jose Que, Corentin Mengel, Xavier Dembedydy, Alexio Bec.

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