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Large language models are often adapted using parameter-efficient techniques such as Low-Rank Adaptation (LoRA), formulated as $y = W_0x + BAx$, where $W_0$ is the pre-trained parameters and $x$ is the input to the adapted layer. While…

机器学习 · 计算机科学 2026-04-28 Hao Ban , Kaiyi Ji

Embedding fusion has emerged as an effective approach for enhancing performance across various NLP tasks. However, systematic guidelines for selecting optimal layers and developing effective fusion strategies for the integration of LLMs…

计算与语言 · 计算机科学 2025-04-09 Jiho Gwak , Yuchul Jung

We present a novel machine learning architecture for classification suggested by experiments on olfactory systems. The network separates input stimuli, represented as spatially distinct currents, via winnerless competition---a process based…

生物物理 · 物理学 2020-06-18 Jason A. Platt , Anna Miller , Lawson Fuller , Henry D. I. Abarbanel

Network embedding (or graph embedding) has been widely used in many real-world applications. However, existing methods mainly focus on networks with single-typed nodes/edges and cannot scale well to handle large networks. Many real-world…

社会与信息网络 · 计算机科学 2019-05-21 Yukuo Cen , Xu Zou , Jianwei Zhang , Hongxia Yang , Jingren Zhou , Jie Tang

Ultrasound images vary widely across scanners, operators, and anatomical targets, which often causes models trained in one setting to generalize poorly to new hospitals and clinical conditions. The Foundation Model Challenge for Ultrasound…

计算机视觉与模式识别 · 计算机科学 2026-03-23 Ufaq Khan , L. D. M. S. Sai Teja , Ayuba Shakiru , Mai A. Shaaban , Yutong Xie , Muhammad Bilal , Muhammad Haris Khan

Metacells are disjoint and homogeneous groups of single-cell profiles, representing discrete and highly granular cell states. Existing metacell algorithms tend to use only one modality to infer metacells, even though single-cell multi-omics…

基因组学 · 定量生物学 2022-07-26 Haiyi Mao , Minxue Jia , Jason Xiaotian Dou , Haotian Zhang , Panayiotis V. Benos

Given the structure of a novel molecule, there is still no one who can reliably predict what odor percept that molecule will evoke. The challenge comes from both the difficulty in quantitatively characterizing molecular structure, and the…

神经元与认知 · 定量生物学 2018-06-08 Daniel Kepple , Alexei Koulakov

Recent recommender systems increasingly leverage embeddings from large pre-trained language models (PLMs). However, such embeddings exhibit two key limitations: (1) PLMs are not explicitly optimized to produce structured and discriminative…

计算与语言 · 计算机科学 2026-01-19 Guy Hadad , Neomi Rabaev , Bracha Shapira

Background: Understanding the relationship between the Omics and the phenotype is a central problem in precision medicine. The high dimensionality of metabolomics data challenges learning algorithms in terms of scalability and…

Learning an embedding for a large collection of items is a popular approach to overcome the computational limitations associated to one-hot encodings. The aim of item embedding is to learn a low dimensional space for the representations,…

机器学习 · 计算机科学 2019-12-25 Riccardo Volpi , Luigi Malagò

The predictive accuracy of Machine Learning (ML) models of molecular properties depends on the choice of the molecular representation. Based on the postulates of quantum mechanics, we introduce a hierarchy of representations which meet…

化学物理 · 物理学 2016-11-23 Bing Huang , O. Anatole von Lilienfeld

Experiments involving sensory analysis of foods and beverages are beneficial for selecting healthy products and assessing the preferences of potential consumers. They are generally planned in incomplete blocks, and their attributes, such as…

Anomalies are ubiquitous in all scientific fields and can express an unexpected event due to incomplete knowledge about the data distribution or an unknown process that suddenly comes into play and distorts observations. Due to such events'…

计算机视觉与模式识别 · 计算机科学 2021-12-14 Fabio Valerio Massoli , Fabrizio Falchi , Alperen Kantarci , Şeymanur Akti , Hazim Kemal Ekenel , Giuseppe Amato

With the aim to improve the performance of feature matching, we present an unsupervised approach to fuse various local descriptors in the space of homographies. Inspired by the observation that the homographies of correct feature…

计算机视觉与模式识别 · 计算机科学 2014-12-16 Yuan-Ting Hu , Yen-Yu Lin , Hsin-Yi Chen , Kuang-Jui Hsu , Bing-Yu Chen

Semantic caching enhances the efficiency of large language model (LLM) systems by identifying semantically similar queries, storing responses once, and serving them for subsequent equivalent requests. However, existing semantic caching…

机器学习 · 计算机科学 2025-07-10 Shervin Ghaffari , Zohre Bahranifard , Mohammad Akbari

In the large language model (LLM) revolution, embedding is a key component of various systems, such as retrieving knowledge or memories for LLMs or building content moderation filters. As such cases span from English to other natural or…

计算与语言 · 计算机科学 2025-05-23 Xin Zhang , Zehan Li , Yanzhao Zhang , Dingkun Long , Pengjun Xie , Meishan Zhang , Min Zhang

Recently, Antimicrobial peptides (AMPs) have been an area of interest in the researches, as the first line of defense against the bacteria. They are raising attention as an efficient way of fighting multidrug resistance. Discovering and…

定量方法 · 定量生物学 2020-05-06 Neda Zarayeneh , Zahra Hanifeloo

This paper studies system identification of high-dimensional ARMA models with binary-valued observations. The existing paper can only deal with the case where the regression term is only one-dimensional. In this paper, the ARMA model with…

最优化与控制 · 数学 2024-10-29 Xin Li , Ting Wang , Jin Guo , Yanlong Zhao

Market Basket Analysis (MBA) is a popular technique to identify associations between products, which is crucial for business decision making. Previous studies typically adopt conventional frequent itemset mining algorithms to perform MBA.…

机器学习 · 计算机科学 2021-02-17 Amila Silva , Ling Luo , Shanika Karunasekera , Christopher Leckie

A proof-of-concept framework for identifying molecules of unknown elemental composition and structure using experimental rotational data and probabilistic deep learning is presented. Using a minimal set of input data determined…

化学物理 · 物理学 2020-07-01 Michael C. McCarthy , Kin Long Kelvin Lee