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Low-Rank Adaptation (LoRA) is extensively utilized in text-to-image models for the accurate rendition of specific elements like distinct characters or unique styles in generated images. Nonetheless, existing methods face challenges in…

Computer Vision and Pattern Recognition · Computer Science 2024-11-20 Ming Zhong , Yelong Shen , Shuohang Wang , Yadong Lu , Yizhu Jiao , Siru Ouyang , Donghan Yu , Jiawei Han , Weizhu Chen

As a novel concept in technology and communication world, \emph{"Internet of Things (IoT)"} has been emerged. In such a modern technology, the capability to transmit data through data communication networks (such as Internet or Intranet) is…

Networking and Internet Architecture · Computer Science 2019-10-10 Mohammad Hossein Homaei , Parisa Rafiee

Fine-tuning large-scale pretrained models is prohibitively expensive in terms of computational and memory costs. LoRA, as one of the most popular Parameter-Efficient Fine-Tuning (PEFT) methods, offers a cost-effective alternative by…

Machine Learning · Computer Science 2024-07-17 Shaowen Wang , Linxi Yu , Jian Li

Data aggregation is a promising approach to enable massive machine-type communication (mMTC). This paper focuses on the aggregation phase where a massive number of machine-type devices (MTDs) transmit to aggregators. By using non-orthogonal…

Information Theory · Computer Science 2018-04-25 Onel L. Alcaraz López , Hirley Alves , Pedro Nardelli , Matti Latva-aho

Low-Rank Adaptation (LoRA) is a widely adopted parameter-efficient fine-tuning (PEFT) method validated across NLP and CV domains. However, LoRA faces an inherent low-rank bottleneck: narrowing its performance gap with full finetuning…

Machine Learning · Computer Science 2025-12-03 Haonan Dong , Wenhao Zhu , Guojie Song , Liang Wang

LoRa wireless technology is an increasingly prominent solution for massive connectivity and the Internet of Things. Stochastic geometry and numerical analysis of LoRa networks usually consider uniform end-device deployments. Real…

Networking and Internet Architecture · Computer Science 2021-02-04 Orestis Georgiou , Constantinos Psomas , Christodoulos Skouroumounis , Ioannis Krikidis

We develop a new tensor model for slow-time multiple-input multiple output (MIMO) radar and apply it for joint direction-of-departure (DOD) and direction-of-arrival (DOA) estimation. This tensor model aims to exploit the independence of…

Signal Processing · Electrical Eng. & Systems 2023-07-19 Feng Xu , Sergiy A. Vorobyov , Xiaopeng Yang

On-device deployment of Large Language Models (LLMs) frequently leverages Low-Rank Adapters (LoRAs) to support diverse downstream tasks under tight resource constraints. To address the limited storage capacity of mobile devices, recent…

Machine Learning · Computer Science 2025-10-16 Donald Shenaj , Ondrej Bohdal , Taha Ceritli , Mete Ozay , Pietro Zanuttigh , Umberto Michieli

Large communication networks, e.g. Internet of Things (IoT), are known to be vulnerable to co-channel interference. One possibility to address this issue is the use of orthogonal multiple access (OMA) techniques. However, due to a…

Information Theory · Computer Science 2020-03-20 Steven Kisseleff , Symeon Chatzinotas , Björn Ottersten

To improve the sum-rate (SR) of the dual-hop relay system, a novel two-stage power allocation scheme with non-orthogonal multiple access (NOMA) is proposed. In this scheme, after the reception of the superposition coded symbol with a power…

Information Theory · Computer Science 2016-04-14 Wei Duan , Miaowen Wen , Yier Yan , Zixiang Xiong , Moon Ho Lee

In this work, we present a variant of the multilayer random sequential adsorption (RSA) process that is inspired by orthogonal resource sharing in wireless communication networks. In the one-dimensional (1D) version of this variant, the…

Information Theory · Computer Science 2022-02-23 Priyabrata Parida , Harpreet S. Dhillon

Due to a high spatial angle resolution and low circuit cost of massive hybrid analog and digital (HAD) multiple-input multiple-output (MIMO), it is viewed as a valuable green communication technology for future wireless networks. Combining…

Information Theory · Computer Science 2023-08-08 Feng Shu , Yiwen Chen , Xichao Zhan , Wenlong Cai , Mengxing Huang , Qijuan Jie , Yifang Li , Baihua Shi , Jiangzhou Wang , Xiaohu You

This study proposes a simple yet effective LoRA merge method to achieve LLM adaptation for low-resource language generation tasks. The LoRA merge technique, which integrates multiple LoRA modules trained on different tasks, has gained…

Computation and Language · Computer Science 2025-06-02 Ryota Miyano , Yuki Arase

Parameter-efficient fine-tuning (PEFT) methods have become the standard paradigm for adapting large-scale models. Among these techniques, Weight-Decomposed Low-Rank Adaptation (DoRA) has been shown to improve both the learning capacity and…

Machine Learning · Computer Science 2026-02-09 Nghiem T. Diep , Hien Dang , Tuan Truong , Tan Dinh , Huy Nguyen , Nhat Ho

Multi-input multi-output orthogonal frequency division multiplexing (MIMO OFDM) is a key technology for mobile communication systems. However, due to the issue of high peak-to-average power ratio (PAPR), the OFDM symbols may suffer from…

Signal Processing · Electrical Eng. & Systems 2021-06-01 Liangyuan Xu , Feifei Gao , Wei Zhang , Shaodan Ma

Harnessing pre-trained LLMs to improve ASR systems, particularly for low-resource languages, is now an emerging area of research. Existing methods range from using LLMs for ASR error correction to tightly coupled systems that replace the…

Computation and Language · Computer Science 2024-08-30 Ashish Mittal , Darshan Prabhu , Sunita Sarawagi , Preethi Jyothi

Long Range (LoRa) is a modem technology for wireless communication in the Internet of Things (IoT), which trades off low data-rate for low power consumption. Long Range Wide Area Network (LoRaWAN) has an open specification that determines…

Networking and Internet Architecture · Computer Science 2018-12-05 Yifan Du

LoRaWAN enables massive connectivity for Internet-of-Things applications. Many published works employ stochastic geometry to derive outage models of LoRaWAN over fading channels assuming fixed transmit power and distance-based spreading…

Networking and Internet Architecture · Computer Science 2020-02-20 Arliones Hoeller , Richard Demo Souza , Samuel Montejo-Sánchez , Hirley Alves

Due to its excellent performance in rate and resolution, fully-digital (FD) massive multiple-input multiple-output (MIMO) antenna arrays has been widely applied in data transmission and direction of arrival (DOA) measurements, etc. But it…

Signal Processing · Electrical Eng. & Systems 2024-06-13 Jiatong Bai , Feng Shu , Qinghe Zheng , Bo Xu , Baihua Shi , Yiwen Chen , Weibin Zhang , Xianpeng Wang

The Internet of Things, also known as the IoT, refers to the billions of devices around the world that are now connected to the Internet, collecting and sharing data. The amount of data collected through IoT sensors must be completely…

Cryptography and Security · Computer Science 2021-04-01 Reza Fotohi , Hossein Pakdel