no code implementations • 26 Jan 2025 • Minerva Priyadarsini, Kuntal Deka, Zilong Liu, Sujit Kumar Sahoo, Sanjeev Sharma
This paper presents a novel rate-splitting sparse code multiple access (RS-SCMA) framework, where common messages are transmitted using quadrature phase-shift keying (QPSK) modulation, while private messages are sent using SCMA encoding.
no code implementations • 18 Jan 2025 • Zeping Sui, Zilong Liu, Leila Musavian, Lie-Liang Yang, Lajos Hanzo
Generalized spatial modulation-aided affine frequency division multiplexing (GSM-AFDM) is conceived for reliable multiple-input multiple-output (MIMO) communications over doubly selective channels.
no code implementations • 17 Oct 2024 • Cogan Shimizu, Shirly Stephe, Adrita Barua, Ling Cai, Antrea Christou, Kitty Currier, Abhilekha Dalal, Colby K. Fisher, Pascal Hitzler, Krzysztof Janowicz, Wenwen Li, Zilong Liu, Mohammad Saeid Mahdavinejad, Gengchen Mai, Dean Rehberger, Mark Schildhauer, Meilin Shi, Sanaz Saki Norouzi, Yuanyuan Tian, Sizhe Wang, Zhangyu Wang, Joseph Zalewski, Lu Zhou, Rui Zhu
KnowWhereGraph is one of the largest fully publicly available geospatial knowledge graphs.
no code implementations • 3 Oct 2024 • Zilong Liu, Krzysztof Janowicz, Kitty Currier, Meilin Shi
For a region in the hierarchy, our experiment reveals the regional defaults implicit in DALL-E 2, along with their scale-dependent nature and spatial relationships.
no code implementations • 26 Sep 2024 • Xiangjun Li, Pingzhi Fan, Qianli Wang, Zilong Liu
In orthogonal time-frequency space communications, the performances of existing on-grid and off-grid channel estimation (CE) schemes are determined by the delay-Doppler (DD) grid density.
no code implementations • 2 Dec 2023 • Zilong Liu, Krzysztof Janowicz, Kitty Currier, Meilin Shi, Jinmeng Rao, Song Gao, Ling Cai, Anita Graser
In this work, we present a different view on trajectory similarity by introducing a measure that utilizes logical entailment.
no code implementations • 8 Nov 2023 • Ercong Yu, Jinle Zhu, Qiang Li, Zilong Liu, Hongyang Chen, Shlomo Shamai, H. Vincent Poor
The existing precoding algorithm for downlink MU-LMA relies on a sub-array structured (SAS) transmitter which may suffer from decreased degrees of freedom and complex system configuration.
no code implementations • 12 Aug 2022 • Gurinder Singh, Anand Srivastava, Vivek Ashok Bohara, Md Noor-A-Rahim, Zilong Liu, Dirk Pesch
We are witnessing a transition to a new era where driverless cars will be pervasively connected to deliver significantly improved safety, traffic efficiency, and travel experiences.
no code implementations • 16 May 2022 • Saumya Chaturvedi, Zilong Liu, Vivek Ashok Bohara, Anand Srivastava, Pei Xiao
Sparse Code Multiple Access (SCMA) is a disruptive code-domain non-orthogonal multiple access (NOMA) scheme to enable \color{black}future massive machine-type communication networks.
no code implementations • 9 Jan 2022 • Saumya Chaturvedi, Dil Nashin Anwar, Vivek Ashok Bohara, Anand Srivastava, Zilong Liu
Sparse code multiple access (SCMA), as a code-domain non-orthogonal multiple access (NOMA) scheme, has received considerable research attention for enabling massive connectivity in future wireless communication systems.
no code implementations • 3 Apr 2021 • Lisu Yu, Zilong Liu, Miaowen Wen, Donghong Cai, Shuping Dang, Yuhao Wang, Pei Xiao
As 5G networks rolling out in many different countries nowadays, the time has come to investigate how to upgrade and expand them towards 6G, where the latter is expected to realize the interconnection of everything as well as the development of a ubiquitous intelligent mobile world for intelligent life.
no code implementations • 14 Dec 2020 • Md. Noor-A-Rahim, Zilong Liu, Haeyoung Lee, M. Omar Khyam, Jianhua He, Dirk Pesch, Klaus Moessner, Walid Saad, H. Vincent Poor
Aiming for truly intelligent transportation systems, we envision that machine learning will play an instrumental role for advanced vehicular communication and networking.
Autonomous Vehicles
Information Theory
Networking and Internet Architecture
Information Theory
no code implementations • 10 Dec 2020 • Mingxing Zhang, Zhengchun Zhou, Lanping Li, Zilong Liu, Meng Yang, Yanghe Feng
Sequences play an important role in many engineering applications and systems.