Prof. LIU Kai (劉凱)

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Research Output

  1. 2024
  2. Published

    FLoRa+: Energy-Efficient, Reliable, Beamforming-Assisted, and Secure Over-The-Air Firmware Update in LoRa Networks

    SUN, Z., NI, T., YANG, H., LIU, K., ZHANG, Y., GU, T. & XU, W., May 2024, In: ACM Transactions on Sensor Networks. 20, 3, 28 p., 54.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 1
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  3. Published

    On-chip droplet analysis and cell spheroid screening by capillary wrapping enabled shape-adaptive ferrofluid transporters

    Wang, X., Li, X., Pu, A., Shun, H. B., Chen, C., Ai, L., Tan, Z., & 5 othersZhang, J., Liu, K., Gao, J., Ban, K. & Yao, X., 21 Mar 2024, In: Lab on a Chip. 24, 6, p. 1782-1793 12 p.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

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  4. Published

    Species sensitivities to artificial light at night: A phylogenetically controlled multilevel meta-analysis on melatonin suppression

    Yang, Y., Liu, Q., Pan, C., Chen, J., Xu, B., Liu, K., Pan, J., & 2 othersLagisz, M. & Nakagawa, S., Feb 2024, In: Ecology Letters. 27, 2, e14387.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 1
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  5. Published

    A non-contact and fasting estimating method for respiration rate of cows using machine vision

    Wang, X., Chen, B., Yang, R., Liu, K., Cuan, K. & Cao, M., Jan 2024, In: Agriculture (Switzerland). 14, 1, 40.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 3
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  6. Published

    Automatic Detection of Feral Pigeons in Urban Environments Using Deep Learning

    Guo, Z., He, Z., Lyu, L., Mao, A., Huang, E. & Liu, K., Jan 2024, In: Animals. 14, 1, 159.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

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  7. Published

    RF-Egg: An RF Solution for Fine-Grained Multi-Target and Multi-Task Egg Incubation Sensing

    Sun, Z., Ni, T., Chen, Y., Duan, D., Liu, K. & Xu, W., 2024, ACM MobiCom ’24: Proceedings of the Thirtieth International Conference On Mobile Computing And Networking. New York, NY: Association for Computing Machinery, p. 528-542

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review

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  8. 2023
  9. Published

    A Teacher-to-Student Information Recovery Method Toward Energy-Efficient Animal Activity Recognition at Low Sampling Rates

    Mao, A., Zhu, M., Huang, E., Yao, X. & Liu, K., Oct 2023, In: Computers and Electronics in Agriculture. 213, 108242.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

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  10. Published

    DeMVpp-YOLO: A lightweight pig behavior detection model for improved pig health management in farrowing pens

    Guo, Z., Lyu, L., He, Z., Mao, A., Huang, E. & Liu, K., Oct 2023, 2023 International Symposium on Animal Environment and Welfare. 4 p.

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review

    Check@CityULib
  11. Published

    Deep Learning-based Animal Activity Recognition with Wearable Sensors: Overview, Challenges, and Future Directions

    Mao, A., Huang, E., Wang, X. & Liu, K., Aug 2023, In: Computers and Electronics in Agriculture. 211, 108043.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 17
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  12. Published

    Counting piglet suckling events using deep learning-based action density estimation

    Gan, H., Guo, J., Liu, K., Deng, X., Zhou, H., Luo, D., Chen, S., & 2 othersNorton, T. & Xue, Y., Jul 2023, In: Computers and Electronics in Agriculture. 210, 107877.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 2
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  13. Published

    Occlusion-Resistant instance segmentation of piglets in farrowing pens using center clustering network

    Huang, E., Mao, A., Hou, J., Wu, Y., Xu, W., Ceballos, M. C., Parsons, T. D., & 1 othersLiu, K., Jul 2023, In: Computers and Electronics in Agriculture. 210, 107950.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 4
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  14. Published

    A semi-supervised generative adversarial network for amodal instance segmentation of piglets in farrowing pens

    Huang, E., He, Z., Mao, A., Ceballos, M. C., Parsons, T. D. & Liu, K., Jun 2023, In: Computers and Electronics in Agriculture. 209, 107839.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 6
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  15. Published

    Robust animal activity recognition using wearable sensors: A correlation distillation-based information recovery method toward data having low sampling rates

    Mao, A. X., Huang, E. D., Zhu, M. L. & Liu, K., 24 May 2023, The U.S. Precision Livestock Farming 2023: Conference Proceedings of the 2nd U.S. Precision Livestock Farming Conference. ZHAO, Y., BERCKMANS, D., GAN, H., RAMIREZ, B., SIEGFORD, J. & WANG-LI, L. (eds.). The Proceedings Committee of the 2nd U.S. Precision Livestock Farming Conference, p. 416-423

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review

    Check@CityULib
  16. Published

    Occlusion-resistant locomotion analysis of piglets using amodal instance segmentation

    Gan, H., Mao, A., Sze, C. N., Huang, E., Ceballos, M. C., Parsons, T. D. & Liu, K., 22 May 2023, The U.S. Precision Livestock Farming 2023: Conference Proceedings of the 2nd U.S. Precision Livestock Farming Conference. ZHAO, Y., BERCKMANS, D., GAN, H., RAMIREZ, B., SIEGFORD, J. & WANG-LI, L. (eds.). The Proceedings Committee of the 2nd U.S. Precision Livestock Farming Conference, p. 78-84

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review

    Check@CityULib
  17. Published

    Demo Abstract: A Novel Firmware Update Over-The-Air System for LoRa Networks

    Sun, Z., Ni, T., Yang, H., Liu, K., Zhang, Y., Gu, T. & Xu, W., May 2023, IPSN '23: Proceedings of the 22nd International Conference on Information Processing in Sensor Networks. Association for Computing Machinery (ACM), p. 362–363

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review

    Check@CityULib
  18. Published

    FLoRa: Energy-Efficient, Reliable, and Beamforming-Assisted Over-The-Air Firmware Update in LoRa Networks

    Sun, Z., Ni, T., Yang, H., Liu, K., Zhang, Y., Gu, T. & Xu, W., May 2023, IPSN '23: Proceedings of the 22nd International Conference on Information Processing in Sensor Networks. Association for Computing Machinery (ACM), p. 14–26

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review

    Scopus citations: 6
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  19. 2022
  20. Published

    Recent Advances in LoRa: A Comprehensive Survey

    SUN, Z., YANG, H., LIU, K., YIN, Z., LI, Z. & XU, W., Nov 2022, In: ACM Transactions on Sensor Networks. 18, 4, 67.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 41
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  21. Published

    Uniting farms: Federated learning for sensor-based animal activity recognition

    MAO, A., HUANG, E., GAN, H. & LIU, K., 30 Aug 2022.

    Research output: Conference Papers › RGC 32 - Refereed conference paper (without host publication) › peer-review

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  22. Published

    Automated detection and analysis of piglet suckling behaviour using high-accuracy amodal instance segmentation

    Gan, H., Ou, M., Li, C., Wang, X., Guo, J., Mao, A., Ceballos, M. C., & 3 othersParsons, T. D., Liu, K. & Xue, Y., Aug 2022, In: Computers and Electronics in Agriculture. 199, 107162.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 18
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  23. Published

    FedAAR: A Novel Federated Learning Framework for Animal Activity Recognition with Wearable Sensors

    Mao, A., Huang, E., Gan, H. & Liu, K., Aug 2022, In: Animals. 12, 16, 2142.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 9
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