#  Publications 

 



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- Chai, Y., Kakkar, D., Palacios, J. et al. [Twitter Sentiment Geographical Index Dataset](https://doi.org/10.1038/s41597-023-02572-7). Nature Sci Data 10, 684 (2023).
- Brown, J.R., Enos, R.D. [The measurement of partisan sorting for 180 million voters](https://doi.org/10.1038/s41562-021-01066-z). Nat Hum Behav 5, 998–1008 (2021).
- Fu, X., Kakkar, D., Chen, J., Moynihan, K. M., Hegland, T. A., and Blossom, J.: [A comparative Analysis for Drive Time Estimation on Geospatial big data: A case study in U.S.A](https://isprs-archives.copernicus.org/articles/XLVIII-4-W7-2023/53/2023/isprs-archives-XLVIII-4-W7-2023-53-2023.pdf), ISPRS, 2023.
- Zou, Lei, Wanhe Li, Mingzheng Yang, Binbin Lin, and Joynal Abedin. 2023. “[The Impact of Social Isolation on Sleep Disturbances – Evidence from Geospatial Big Data during COVID-19.](https://doi.org/10.5194/ica-abs-6-293-2023)” Abstracts of the ICA 6: 1–2.
- Kakkar, D., Lewis, B., Guan, W., [Interactive analysis of big geospatial data with high-performance computing: A case study of partisan segregation in the United States](https://doi.org/10.1111/tgis.12955), TGIS 2022.
- Kakkar, D., Blossom, J., and Guan, W.: RINX: A SOLUTION FOR INFORMATION EXTRACTION FROM BIG RASTER DATASETS, Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., XLVIII-4/W1-2022, 245–250, <https://doi.org/10.5194/isprs-archives-XLVIII-4-W1-2022-245-2022>, 2022.
- Wenting Jiang, Mengxi Zhang, Connor Y.H. Wu \*, Weichuan Dong (Accepted). "Rural-Urban Differences in the Determinants of Subjective Well-being among X/Twitter Users in the United States". Population, Space and Place, 2024.
- Jianghao Wang, Nicolas Jeanrenaud, Yichun Fan, Devika Kakkar et.al "A global nonlinear effect of temperature on human sentiment", Submitted, 2024.
- Jain, Devika; Blossom, Jeff; Hayes, Jack; Gibson, Heike; Rifas-Shimann, Sheryl; Gold, Diane,"[RINX 2.0: A Containerized Climate Raster Information Extraction System on OpenShift Cloud Environment](https://docs.google.com/document/d/1SRtYFqEjcchegSaHS0LivFyCF6vU4p8V/edit?usp=sharing&ouid=102723675857972325788&rtpof=true&sd=true)", The ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2024.
- Wang H., Jain D., Greenspon J., Blossom J.,[”Building OptiPath: A Cloud-Based system for Optimal Route Calculation using ArcGIS Enterprise](https://docs.google.com/document/d/17pD5Js6N1mFdRmincQVZHA9jacVxoSZW/edit)”, The ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2024.
- Nelson E., Meeker M., Wang H., Jain D., “The ‘Right to Not Work’: A spatial analysis of patient presentations to the Emergency Department”, Working paper, Harvard Medical School, 2024.
- “Measuring and explaining levels of political animosity in tweets for Korea and France”, Working Paper, Department of Government, Harvard University, 2024.
- “Studying attitude towards Immigration using Large Language Models on Geotweets”, Working Paper, Institute for Quantitative Social Sciences (IQSS), Harvard University, 2024.
- Xiaokang, F., Jain, D., Hayes, J. Building the Geotweet Census Archive. Working Paper, 2025.
- Observing real-time political expressions across granular geographic units over a decade”, Working Paper, Department of Government, Harvard University, 2025.



 



 

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