Katelyn Walker

Katelyn Walker Email and Phone Number

Data Scientist @ Clarivate Analytics
California, United States
Katelyn Walker's Location
San Francisco Bay Area, United States
Katelyn Walker's Contact Details

Katelyn Walker work email

Katelyn Walker personal email

About Katelyn Walker

Experienced data scientist with skills in big data and natural language processing. Fluent in Python and Scala, particularly with Spark. Recent work with scientific, patent, and life sciences data.I have a background in environmental planning and geospatial analysis, and am especially excited about data science projects that can improve sustainability.

Katelyn Walker's Current Company Details
Clarivate Analytics

Clarivate Analytics

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Data Scientist
California, United States
Website:
clarivate.com
Employees:
3077
Katelyn Walker Work Experience Details
  • Clarivate Analytics
    Data Scientist
    Clarivate Analytics
    California, United States
  • Clarivate Analytics
    Data Scientist
    Clarivate Analytics Mar 2019 - Present
    San Francisco Bay Area
    Developed natural language processing models to inform academic publishing and patent research. Extensive work with spark, sparkML, spark-nlp, and spark streaming.Extracted key information from PDF documents. Developed a two step process to greatly improve false positives and prediction time by limiting the amount of text exposed to a named-entity recognition (NER) model.Prepared billions of training samples in Spark; created functions to convert data from XML and JSON formats into labeled dataframes. Automatically filtered, amended, and corrected messy data via custom Scala and Python functions.Developed a sequence-to-sequence deep learning model to extract reference elements from citations. Later rebuilt the model using spark-nlp in just a few weeks, realizing additional savings by further improving model accuracy and allowing the model to be run on CPU machines instead of GPU.Enhanced researcher insights into article impact by classifying citations using an XGBoost model. Engineered language similarity features to compensate for sparse training data.
  • Galvanize Data Science Immersive
    Data Science Student
    Galvanize Data Science Immersive Sep 2018 - Dec 2018
    Built a model to predict the length of time a bike in a dockless bike share system will be left idle before it is rented again. Able to identify broken or hidden bikes to recover an average of 6 hours of usability per bike. Passively collected over three weeks of real-time bike share data using an AWS EC2 server as the dataset for this project.Worked in small teams to model and interpret real-world data, including:* auction prices (using linear regression), * customer churn (using gradient boosting and a cost matrix), * movie recommendations (using matrix factorization), and * fraud detection (using an ensemble model incorporating natural language processing and boosting).Projects also included exploratory data analysis, data cleaning, and feature engineering.
  • National Park Service
    Environmental Planner
    National Park Service Mar 2012 - Sep 2018
    San Francisco, California
    Worked with interdisciplinary teams at parks across the Pacific West Region to develop planning documents including general management plans, site plans, strategic plans, and feasibility studies. Skilled facilitator who has worked with a with a wide range of audiences and management levels in everything from short meetings to multi-day workshops. Recognized for outstanding analytical skills and has become the go-to-person in the planning program for all things GIS.
  • Uc Berkeley College Of Environmental Design
    Graduate Student
    Uc Berkeley College Of Environmental Design Aug 2010 - May 2013
    Berkeley, California
    Masters of Landscape Architecture program. Designed numerous interdisciplinary projects incorporating concepts ranging from transportation planning to urban design to outdoor recreation to ecological restoration. Worked as a graduate student instructor in spring 2012 and 2013; lecturing, working with students, and evaluating student work.
  • Arcadis
    Biologist
    Arcadis May 2007 - Aug 2011
    San Jose, California
    Coordinated all biological compliance fieldwork activities for a large-scale, multi-year demolition and remediation project, including managing a team of up to 8 biologists.

Katelyn Walker Skills

Amazon Web Services Public Speaking Data Science Biology Mongodb Environmental Planning Spatial Analysis Cartography Data Analysis Exploratory Data Analysis Community Engagement Geographic Information Systems Strategic Planning Arcgis Statistical Data Analysis Natural Language Processing Landscape Architecture Sustainability Programming Apache Spark Facilitation Environmental Science A/b Testing Qgis Sql Python Project Management Ecology Research Machine Learning Adobe Creative Suite Statistical Modeling Land Use Planning Statistics Data Visualization

Katelyn Walker Education Details

Frequently Asked Questions about Katelyn Walker

What company does Katelyn Walker work for?

Katelyn Walker works for Clarivate Analytics

What is Katelyn Walker's role at the current company?

Katelyn Walker's current role is Data Scientist.

What is Katelyn Walker's email address?

Katelyn Walker's email address is wa****@****ail.com

What schools did Katelyn Walker attend?

Katelyn Walker attended Galvanize Inc, University Of California, Berkeley, Harvey Mudd College.

What skills is Katelyn Walker known for?

Katelyn Walker has skills like Amazon Web Services, Public Speaking, Data Science, Biology, Mongodb, Environmental Planning, Spatial Analysis, Cartography, Data Analysis, Exploratory Data Analysis, Community Engagement, Geographic Information Systems.

Who are Katelyn Walker's colleagues?

Katelyn Walker's colleagues are Ganesh Pawan Kumar Agoor, Shashikanth M, Selena Ćurčić, Maja Ergić, Alamelu Meenakshi Rajagopalan, Michael S., Grey Shwan.

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