Machine Learning & Artificial Intelligence

[ML1]  S. B. R. Chowdhury, R. Kidambi, A. Dubey, D. Wang, G. Mergen, A. Ahmed, et al., "Inference-time Unlearning Using Conformal Prediction, arXiv:2602.03787, Feb. 2026. [PDF]

[ML2]  N. Monath, K. A. Dubey, G. Guruganesh, M. Zaheer, A. Ahmed, A. McCallum, G. Mergen, et al., "Scalable Hierarchical Agglomerative Clustering,'' Proceedings of the 27th ACM SIGKDD Conference on Knowledge Discovery & Data Mining (KDD '21), pp. 1245-1255, 2021. [arXiv:2010.11821] [PDF]


Communications Theory & Signal Processing (Journals)

[J1]  G. Mergen and L. Tong "Type Based Estimation Over Multiaccess Channels,''  IEEE Transactions on Signal Processing, vol. 54, no. 2, pp. 613-626, Feb. 2006. See related slides.

[J2]  G. Mergen, V. Naware and L. Tong "Asymptotic Detection Performance of Type-Based Multiple Access over Multiaccess Fading Channels,'' IEEE Transactions on Signal Processing, vol. 55, no. 3, pp. 1081-1092, Mar. 2007. See related slides.

[J3]  G. Mergen and L. Tong "Capacity and Stability of Regular Wireless Networks,'' IEEE Transactions on Information Theory, vol. 51, no. 6, pp. 1938-1953, June 2005. See related slides. This paper is a summary of an originally two-part work: Part I, Part II.

[J4]  V. Naware, G. Mergen and L. Tong "Stability and Delay of Finite User Slotted ALOHA with Multipacket Reception,'' IEEE Transactions on Information Theory, vol. 51, no. 7, pp. 2636-2656, July 2006. See related slides. See related slides.

[J5]  B. Sirkeci-Mergen, A. Scaglione and G. Mergen "Asymptotic Analysis of Multi-Stage Cooperative Broadcast in Wireless Networks'' IEEE Transactions on Information Theory, vol. 52, no. 6, pp. 2531-2550, June 2006.

[J6]  G. Mergen, Q. Zhao and L. Tong "Sensor Networks with Mobile Access: Energy and Capacity Considerations,'' IEEE Transactions on Communications, vol. 54, no. 11, pp. 2033-2044, Nov. 2006.

[J7]  G. Mergen and L. Tong " Maximum Asymptotic Stable Throughput of Opportunistic Slotted ALOHA and Applications to CDMA Networks,''  IEEE Transactions on Wireless Communications vol. 6, no. 4, pp. 1159-
1163, Apr. 2007.

[J8]  L. Tong, Q. Zhao and G. Mergen "Multipacket Reception in Random Access Wireless Networks: From Signal Processing to Optimal Medium Access Control," IEEE Communication Magazine, vol. 39, no. 11, pp. 108-112, Nov. 2001. 


Communications Theory & Signal Processing (Conference)

[C1]  G. Mergen and L. Tong, “Sensor-Fusion Center Communication Over Multiaccess Fading Channels,” Proc. of the 2005 Intl Conf. Acoustic Speech and Signal Processing (ICASSP), Philadelphia, PA, Mar. 2005.

[C2]  G. Mergen, V. Naware and L. Tong, “Asymptotic Detection Performance of Type-Based Multiple Access in Sensor Networks,” IEEE workshop on Signal Processing Advances in Wireless Communications (SPAWC), New York, NY, June 2005.

[C3]  G. Mergen, B. Sirkeci-Mergen, M. Gastpar “Sufficient-Statistics Based Multiple Access overWireless Fading Channels” IEEE Global Communications Conference (Globecomm), New Orleans, December 2008.

[C4]  P. Venkitasubramaniam, G. Mergen, L. Tong and A. Swami “Quantization for Distributed Estimation in Large Scale Sensor Networks” International Conference on Intelligent Sensing and Information Processing (ICISIP), Bangalore, India, December 2005.

[C5]  G. Mergen and L. Tong, “Capacity of Regular Ad hoc Networks with Multipacket Reception,” Proc. of Allerton Conference, Monticello, IL, Oct. 2001.

[C6]  G. Mergen and L. Tong, “On the Capacity of RegularWireless Networks with Transceiver Multipacket Communication,” Proc. of Int. Symp. on Information Theory, Lausanne, Switzerland, June 30-July 5, 2002.

[C7]  G. Mergen and L. Tong “Stability and Capacity of Wireless Networks with Bursty Arrivals,” Proc. of the 2002 Conf. on Information Sciences and Systems (Princeton, NJ), March 2002.

[C8]  G. Mergen and L. Tong, “Random Scheduling Medium Access for Wireless Ad Hoc Networks,” Proc. of IEEE MILCOM 2002 Military Communications Conference, Anaheim, CA, Oct. 2002.

[C9]  G. Mergen and L. Tong, “Receiver Controlled Medium Access in Multihop Ad Hoc Networks with Multipacket Reception,” Proc. of IEEE MILCOM 2001 Military Communications Conference, Washington, DC,

[C10]  G. Mergen and L. Tong, “On the Asymptotic Stable Throughput of Opportunistic Random Access,” Prof. of Conference on Information Sciences and Systems (CISS), Princeton NJ, March 2004.

[C11]  G. Mergen and L. Tong, “Estimation Over Deterministic Multiaccess Channels,” Proc. of Allerton Conference, Monticello, IL, 2004.

[C12]  G. Mergen and L. Tong, “Capacity Considerations for Sensor Networks with Mobile Agents,” Proc. of Allerton Conference, Monticello, IL, Oct. 2003. 

[C13]  G. Mergen, P. Subrahmanya, N. Kasturi and R. Sundaresan, "Frequency Domain Equalization of Fractionally- Spaced CDMA Downlink," Proc. of QTECH Forum, San Diego, CA, Nov. 14-16, 2005.


Patents

[P1]  K. Y. Chiang, H. Ling, G. Mergen, G. Gupta, "Query Intent Understanding and Search Result Generation, US Patent App. 18/523,177, published 2025.

[P2]  D. M. Wang, G. Gupta, G. Mergen, B. Chen, K. A. Dubey, A. Ahmed, "Generating Customized Content Descriptions Using Artificial Intelligence, US Patent App. 18/826,393, published 2025.

[P3]  G. Mergen, S. P. Rao, J. Sidi, "Methods for Determining Decoding Order in a MIMO System with Successive Interference Cancellation, US Patent 8,711,994, issued Apr. 29, 2014.

[P4]  J. Tang, A. A. Salvekar, J. Sidi, J. H. Park, S. P. Rao, A. Gupta, S. Khare, G. Mergen, et al., "Using Joint Decoding Engine in a Wireless Device, US Patent 8,634,332, issued Jan. 21, 2014.

[P5]  Y. G. Cho, A. Dua, F. Lu, G. Mergen, S. P. N. Rao, A. Gupta, P. Subrahmanya, "Method and Apparatus for Data Aided Channel Quality Estimation, US Patent 8,554,151, issued Oct. 8, 2013.

[P6]  Y. Su, J. Tang, A. A. Salvekar, L. Xiao, G. Mergen, J. Sidi, "Reporting of Channel Quality Indicators for a Non-Linear Detector, US Patent 8,526,319, issued Sep. 3, 2013.

[P7]  G. Mergen, M. S. Shah, N. L. Grossman, N. Kasturi, Y. Li, "Methods and Apparatus for Predicting a Channel Quality Indicator in a Communication System, US Patent 8,521,113, issued Aug. 27, 2013.

[P8]  G. Mergen, P. Subrahmanya, V. Alilaghatta-Kantharaj, N. Kasturi, "Method and Apparatus for Filtering Noisy Estimates to Reduce Estimation Errors, US Patent 8,406,359, issued Mar. 26, 2013.

[P9]  G. Mergen, S. P. Rao, J. Sidi, "Methods for Determining Reconstruction Weights in a MIMO System with Successive Interference Cancellation, US Patent 8,391,429, issued Mar. 5, 2013.

[P10]  G. Mergen, P. Subrahmanya, N. Kasturi, R. Sundaresan, "Equalizer in a Wireless Communication System, US Patent 8,160,128, issued Apr. 17, 2012.

[P11]  N. L. Grossman, G. Mergen, N. Kasturi, "Dynamic Demodulator Selection Based on Channel Quality, US Patent 7,899,134, issued Mar. 1, 2011.

[P12]  G. Mergen, V. Sethuraman, N. Kasturi, P. Subrahmanya, "Method and Apparatus for Deriving a Channel Impulse Response Estimate for a Wireless Channel, US Patent 7,675,962, issued Mar. 9, 2010.