Publications

1. The Executioner Paradox: understanding self-referential dilemma in computational systems. Mahajan, Sachit. AI & Society (2024).

2. greenR: An open-source framework for quantifying urban greenness. Mahajan, Sachit. Ecological Indicators 163 (2024): 112108.

3. A virtual reality experiment to study pedestrian perception of future street scenarios. Argota Sánchez-Vaquerizo, Javier, Carina I. Hausladen, Sachit Mahajan, Marc Matter, Michael Siebenmann, Michael AB van Eggermond, and Dirk Helbing. Scientific reports 14, no. 1 (2024): 4571.

4. Smart Cities and Access to Nature: A Framework for Evaluating Green Recreation Space Accessibility. Martinez, Jenny, and Sachit Mahajan. IEEE Access (2023).

5. Democracy by design: Perspectives for digitally assisted, participatory upgrades of society. Helbing, Dirk, Sachit Mahajan, et al. Journal of Computational Science 71 (2023): 102061.

6. Data Marketplaces: A Solution for Personal Data Control and Ownership? Mahajan, Sachit. Sustainability 14.24 (2022): 16884.

7. Design and development of an open-source framework for citizen-centric environmental monitoring and data analysis. Mahajan, Sachit. Scientific Reports 12.1 (2022): 1-14.

8. Participatory Resilience:Surviving, Recovering and Improving Together. Mahajan, Sachit, Carina I. Hausladen, Javier Argota Sánchez-Vaquerizo, Marcin Korecki, and Dirk Helbing. Sustainable Cities and Society (2022): 103942.

9. Translating citizen-generated air quality data into evidence for shaping policy. Mahajan, Sachit, Ming-Kuang Chung, Jenny Martinez, Yris Olaya, Dirk Helbing, Ling-Jyh Chen. Humanities and Social Sciences Communications 9.1 (2022): 1-18.

10. Vayu: An Open-Source Toolbox for Visualization and Analysis of Crowd-Sourced Sensor Data. Mahajan, Sachit.  Sensors 21, no. 22: 7726. (2021) https://doi.org/10.3390/s21227726

11. Ethics of Smart Cities: Towards Value-Sensitive Design and Co-Evolving City Life. Helbing, Dirk, Farzam Fanitabasi, Fosca Giannotti, Regula Hänggli, Carina I. Hausladen, Jeroen van den Hoven, Sachit Mahajan, Dino Pedreschi, and Evangelos Pournaras. Sustainability (2021).

12. AirKit: A Citizen-Sensing Toolkit for Monitoring Air Quality. Mahajan, Sachit, Jennifer Gabrys, and Joanne Armitage. Sensors 21.12 (2021): 4044.

13. From Do-It-Yourself (DIY) to Do-It-Together (DIT): Reflections on Designing a Citizen Driven Air Quality Monitoring Framework in Taiwan. Mahajan, Sachit, Cyuan-Heng Luo, Dong-Yi Wu, and Ling-Jyh Chen.  Sustainable Cities and Society (2020): 102628.

14. Water, water, but not everywhere: analysis of shrinking water bodies using open access satellite data. Mahajan, Sachit and Jenny Martinez. International Journal of Sustainable Development & World Ecology (2020).

15. Evaluation of low-cost sensors for quantitative personal exposure monitoring. Mahajan, Sachit, and Prashant Kumar. Sustainable Cities and Society (2020): 102076.

16. A citizen science approach for enhancing public understanding of air pollution. Mahajan, Sachit, Prashant Kumar, Janaina Antonino Pinto, Agnese Riccetti, Katinka Schaaf, Guillem Camprodon, Viktor Smári, Antonella Passani, and Giuseppe Forino.  Sustainable Cities and Society 52 (2020): 101800.

17. Why is Short-Time PM2. 5 Forecast Difficult? The Effects of Sudden Events. Liou, Nai-Cih, Cyuan-Heng Luo, Sachit Mahajan, and Ling-Jyh Chen. IEEE Access 8 (2019): 12662-12674. File

18. CAR: The Clean Air Routing Algorithm for Path Navigation With Minimal PM2. 5 Exposure on the Move. Mahajan, Sachit, Yu-Siou Tang, Dong-Yi Wu, Tzu-Chieh Tsai, and Ling-Jyh Chen. IEEE Access 7 (2019): 147373-147382. File

19. Short-term PM2. 5 forecasting using exponential smoothing method: A comparative analysis. Mahajan, Sachit, Ling-Jyh Chen, and Tzu-Chieh Tsai. Sensors 18, no. 10 (2018): 3223. File

20. Improving the accuracy and efficiency of PM2. 5 forecast service using cluster-based hybrid neural network model. Mahajan, Sachit, Hao-Min Liu, Tzu-Chieh Tsai, and Ling-Jyh Chen. IEEE Access 6 (2018): 19193-19204. File

21. ADF: An anomaly detection framework for large-scale PM2. 5 sensing systems. Chen, Ling-Jyh, Yao-Hua Ho, Hsin-Hung Hsieh, Shih-Ting Huang, Hu-Cheng Lee, and Sachit Mahajan. IEEE Internet of Things Journal 5, no. 2 (2017): 559-570.

1. Token-Incentivized Participatory Sensing with DePIN. Chiu, Michael, Sachit Mahajan, Mark C. Ballandies and Uros Kalabic. CfC St. Moritz Academic Research Track. 2024

2. A vector mosquitoes classification system based on edge computing and deep learning. Huang, Li-Pang, Ming-Hong Hong, Cyuan-Heng Luo, Sachit Mahajan, and Ling-Jyh Chen. In Proceedings of 2018 Conference on Technologies and Applications of Artificial Intelligence (TAAI), pp. 24-27. IEEE, 2018.

3. A Fast PM2. 5 Forecast Approach Based on Time-Series Data Analysis, Regression and Regularization. Luo, Cyuan-Heng, Hsuan Yang, Li-Pang Huang, Sachit Mahajan, and Ling-Jyh Chen. In Proceeding of 2018 Conference on Technologies and Applications of Artificial Intelligence (TAAI), pp. 78-81. IEEE, 2018.

4. Design and implementation of IoT-enabled personal air quality assistant on instant messenger Mahajan, Sachit, Wei-Lin Wu, Tzu-Chieh Tsai, and Ling-Jyh Chen. In Proceedings of the 10th International Conference on Management of Digital EcoSystems (ACM MEDES), pp. 165-170. 2018.

5. Internet of Environmental Things: A Human Centered Approach Mahajan, Sachit In Proceedings of the 2018 Workshop on MobiSys 2018 Ph. D. Forum, pp. 11-12. 2018.

6. Demo: CAR: The Cleanest Air Routing Algorithm for Path Navigation with Minimal PM2.5 Exposure on the Move Mahajan, Sachit, Yu-Siou Tang, Dong-Yi Wu, Tzu-Chieh Tsai, and Ling-Jyh Chen. In Proceedings of the 16th Annual International Conference on Mobile Systems, Applications, and Services (MobiSys ’18). Association for Computing Machinery, New York, NY, USA, 532.

7. Opportunistic PM2. 5 Sensing: A Feasibility Study Mahajan, Sachit, Hao-Min Liu, Tzu-Yu Huang, Tzu-Chieh Tsai, and Ling-Jyh Chen. In GLOBECOM 2017-2017 IEEE Global Communications Conference, pp. 1-6. IEEE, 2017.

8. An empirical study of pm2. 5 forecasting using neural network Mahajan, Sachit, Ling-Jyh Chen, and Tzu-Chieh Tsai. In 2017 IEEE SmartWorld, Ubiquitous Intelligence & Computing, Advanced & Trusted Computed, Scalable Computing & Communications, Cloud & Big Data Computing, Internet of People and Smart City Innovation (SmartWorld/SCALCOM/UIC/ATC/CBDCom/IOP/SCI), pp. 1-7. IEEE, 2017.

9. Swapitup: A face swap application for privacy protection Mahajan, Sachit, Ling-Jyh Chen, and Tzu-Chieh Tsai. In 2017 IEEE 31st International Conference on Advanced Information Networking and Applications (AINA), pp. 46-50. IEEE, 2017.

10. Demo: A SDR-based indoor localization system for mobile devices Carvalho, Roberto, Hung-Yu Lee, Sachit Mahajan, and Ling-Jyh Chen. In Proceedings of the 14th Annual International Conference on Mobile Systems, Applications, and Services Companion (MobiSys ’16 Companion). Association for Computing Machinery, New York, NY, USA, 95.

A machine learning based PM2. 5 forecasting framework using internet of environmental things Mahajan, Sachit, Hao-Min Liu, Ling-Jyh Chen, and Tzu-Chieh Tsai. In: Lin YB., Deng DJ., You I., Lin CC. (eds) IoT as a Service. IoTaaS 2017. Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, vol 246. Springer, Cham, 2018