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DRAM-based main memory is used in nearly all computing systems as a major component. One way of overcoming the main memory bottleneck is to move computation near memory, a paradigm known as processing-in-memory (PiM). Recent PiM techniques…

Hardware Architecture · Computer Science 2022-06-02 Ataberk Olgun , Juan Gomez Luna , Konstantinos Kanellopoulos , Behzad Salami , Hasan Hassan , Oguz Ergin , Onur Mutlu

We present STR (Star-Triangle Relations), a Mathematica package designed to solve Feynman diagrams by means of the method of uniqueness in any Euclidean spacetime dimension. The method of uniqueness is a powerful technique to solve…

High Energy Physics - Theory · Physics 2018-11-14 Michelangelo Preti

Diffusion models have emerged as state-of-the-art generative models for image generation. However, sampling from diffusion models is usually time-consuming due to the inherent autoregressive nature of their sampling process. In this work,…

Machine Learning · Computer Science 2024-05-28 Zhiwei Tang , Jiasheng Tang , Hao Luo , Fan Wang , Tsung-Hui Chang

Random projection has been widely used in data classification. It maps high-dimensional data into a low-dimensional subspace in order to reduce the computational cost in solving the related optimization problem. While previous studies are…

Machine Learning · Computer Science 2014-02-24 Lijun Zhang , Mehrdad Mahdavi , Rong Jin , Tianbao Yang , Shenghuo Zhu

We introduce Dynamic Retrieval-Augmented Expert Networks (DRAE), a groundbreaking architecture that addresses the challenges of lifelong learning, catastrophic forgetting, and task adaptation by combining the dynamic routing capabilities of…

Robotics · Computer Science 2025-12-24 Yayu Long , Kewei Chen , Long Jin , Mingsheng Shang

We present subquadratic algorithms in the algebraic decision-tree model for several \textsc{3Sum}-hard geometric problems, all of which can be reduced to the following question: Given two sets $A$, $B$, each consisting of $n$ pairwise…

Computational Geometry · Computer Science 2021-09-17 Boris Aronov , Mark de Berg , Jean Cardinal , Esther Ezra , John Iacono , Micha Sharir

ParaDime is a framework for parametric dimensionality reduction (DR). In parametric DR, neural networks are trained to embed high-dimensional data items in a low-dimensional space while minimizing an objective function. ParaDime builds on…

Machine Learning · Computer Science 2023-05-31 Andreas Hinterreiter , Christina Humer , Bernhard Kainz , Marc Streit

Retrieval-augmented generation (RAG) has become a main technique for alleviating hallucinations in large language models (LLMs). Despite the integration of RAG, LLMs may still present unsupported or contradictory claims to the retrieved…

Computation and Language · Computer Science 2024-05-20 Cheng Niu , Yuanhao Wu , Juno Zhu , Siliang Xu , Kashun Shum , Randy Zhong , Juntong Song , Tong Zhang

We show that dimensional recurrence relation and analytical properties of the loop integrals as functions of complex variable $\mathcal{D}$ (space-time dimensionality) provide a regular way to derive analytical representations of loop…

High Energy Physics - Phenomenology · Physics 2010-02-19 R. N. Lee

We proposed a novel dense line spectrum super-resolution algorithm, the DMRA, that leverages dynamical multi-resolution of atoms technique to address the limitation of traditional compressed sensing methods when handling dense point-source…

Signal Processing · Electrical Eng. & Systems 2024-09-04 Mingguang Han , Yi Zeng , Xiaoguang Li , Tiejun Li

The initial location of data in DRAMs is determined and controlled by the 'address-mapping' and even modern memory controllers use a fixed and run-time-agnostic address mapping. On the other hand, the memory access pattern seen at the…

Hardware Architecture · Computer Science 2015-09-15 Mohsen Ghasempour , Jim Garside , Aamer Jaleel , Mikel Luján

Inspired by the recent success of deep neural networks and the recent efforts to develop multi-layer dictionary models, we propose a Deep Analysis dictionary Model (DeepAM) which is optimized to address a specific regression task known as…

Machine Learning · Statistics 2021-02-03 Jun-Jie Huang , Pier Luigi Dragotti

Social connections play a vital role in improving the performance of recommendation systems (RS). However, incorporating social information into RS is challenging. Most existing models usually consider social influences in a given session,…

Information Retrieval · Computer Science 2020-08-12 Liqiang Song , Ye Bi , Mengqiu Yao , Zhenyu Wu , Jianming Wang , Jing Xiao

Image retrieval (IR) has emerged as a promising approach for self-localization in unmanned aerial vehicles (UAVs). However, IR-based methods face several challenges: 1) Pre- and post-processing incur significant computational and storage…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Ming Dai , Enhui Zheng , Jiahao Chen , Lei Qi , Zhenhua Feng , Wankou Yang

3D die-stacked DRAM has emerged as a key technology for delivering high bandwidth and high density for applications such as high-performance computing, graphics, and machine learning. However, different applications place diverse and…

Hardware Architecture · Computer Science 2025-12-16 Victor Cai , Jennifer Zhou , Haebin Do , David Brooks , Gu-Yeon Wei

As deep learning models continue to increase in size, the memory requirements for training have surged. While high-level techniques like offloading, recomputation, and compression can alleviate memory pressure, they also introduce…

Machine Learning · Computer Science 2023-10-31 Huiyao Shu , Ang Wang , Ziji Shi , Hanyu Zhao , Yong Li , Lu Lu

Retrieval-augmented generation (RAG) has demonstrated effectiveness in mitigating the hallucination problem of large language models (LLMs). However, the difficulty of aligning the retriever with the diverse LLMs' knowledge preferences…

Computation and Language · Computer Science 2024-07-19 Guanting Dong , Yutao Zhu , Chenghao Zhang , Zechen Wang , Zhicheng Dou , Ji-Rong Wen

Phase recovery (PR) refers to calculating the phase of the light field from its intensity measurements. As exemplified from quantitative phase imaging and coherent diffraction imaging to adaptive optics, PR is essential for reconstructing…

Modern technology for producing extremely bright and coherent X-ray laser pulses provides the possibility to acquire a large number of diffraction patterns from individual biological nanoparticles, including proteins, viruses, and DNA.…

Methodology · Statistics 2018-07-11 Stefan Engblom , Carl Nettelblad , Jing Liu

Two algorithms are introduced for the computation of discrete integral transforms with a multiscale approach operating in discrete three-dimensional (3D) volumes while considering its real-time implementation. The first algorithm, referred…

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