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Transformer-based models have achieved great success on sentence pair modeling tasks, such as answer selection and natural language inference (NLI). These models generally perform cross-attention over input pairs, leading to prohibitive…

计算与语言 · 计算机科学 2023-10-24 Yuanhang Yang , Shiyi Qi , Chuanyi Liu , Qifan Wang , Cuiyun Gao , Zenglin Xu

The genetic algorithm includes some parameters that should be adjusted, so as to get reliable results. Choosing a representation of the problem addressed, an initial population, a method of selection, a crossover operator, mutation…

神经与进化计算 · 计算机科学 2012-03-15 Otman Abdoun , Jaafar Abouchabaka , Chakir Tajani

A method to control results of gradient descent unsupervised learning in a deep neural network by using evolutionary algorithm is proposed. To process crossover of unsupervisedly trained models, the algorithm evaluates pointwise fitness of…

机器学习 · 统计学 2018-03-29 Takeshi Inagaki

Multimodal Large Language Models (MLLMs) encounter significant computational and memory bottlenecks from the massive number of visual tokens generated by high-resolution images or multi-image inputs. Previous token compression techniques…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Jiaying Zhu , Yurui Zhu , Xin Lu , Wenrui Yan , Dong Li , Kunlin Liu , Xueyang Fu , Zheng-Jun Zha

We propose new ensemble models for multivariate functional data classification as combinations of semi-metric-based weak learners. Our models extend current semi-metric-type methods from the univariate to the multivariate case, propose new…

In evolutionary algorithms, a preselection operator aims to select the promising offspring solutions from a candidate offspring set. It is usually based on the estimated or real objective values of the candidate offspring solutions. In a…

神经与进化计算 · 计算机科学 2017-08-04 Jinyuan Zhang , Aimin Zhou , Ke Tang , Guixu Zhang

Large language models (LLMs) have brought a great breakthrough to the natural language processing (NLP) community, while leading the challenge of handling concurrent customer queries due to their high throughput demands. Data multiplexing…

计算与语言 · 计算机科学 2024-10-08 Yige Xu , Xu Guo , Zhiwei Zeng , Chunyan Miao

The attention mechanism is a fundamental component of the Transformer model, contributing to interactions among distinct tokens, in contrast to earlier feed-forward neural networks. In general, the attention scores are determined simply by…

计算与语言 · 计算机科学 2024-10-11 Chuanyang Zheng , Yihang Gao , Han Shi , Jing Xiong , Jiankai Sun , Jingyao Li , Minbin Huang , Xiaozhe Ren , Michael Ng , Xin Jiang , Zhenguo Li , Yu Li

Scale variation across object instances remains a key challenge in object detection task. Despite the remarkable progress made by modern detection models, this challenge is particularly evident in the semi-supervised case. While existing…

计算机视觉与模式识别 · 计算机科学 2023-03-17 Liang Liu , Boshen Zhang , Jiangning Zhang , Wuhao Zhang , Zhenye Gan , Guanzhong Tian , Wenbing Zhu , Yabiao Wang , Chengjie Wang

The use of balanced crossover operators in Genetic Algorithms (GA) ensures that the binary strings generated as offsprings have the same Hamming weight of the parents, a constraint which is sought in certain discrete optimization problems.…

神经与进化计算 · 计算机科学 2020-04-24 Luca Manzoni , Luca Mariot , Eva Tuba

Controlled feature selection aims to discover the features a response depends on while limiting the false discovery rate (FDR) to a predefined level. Recently, multiple deep-learning-based methods have been proposed to perform controlled…

机器学习 · 统计学 2022-10-24 Derek Hansen , Brian Manzo , Jeffrey Regier

Accurate 3D object detection in large-scale outdoor scenes, characterized by considerable variations in object scales, necessitates features rich in both long-range and fine-grained information. While recent detectors have utilized…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Jianan Li , Shaocong Dong , Lihe Ding , Tingfa Xu

Traditional multitask learning methods basically can only exploit common knowledge in task- or language-wise, which lose either cross-language or cross-task knowledge. This paper proposes a general multilingual multitask model, named…

计算与语言 · 计算机科学 2023-06-29 Zhangyin Feng , Yong Dai , Fan Zhang , Duyu Tang , Xiaocheng Feng , Shuangzhi Wu , Bing Qin , Yunbo Cao , Shuming Shi

Branch-specific substitution models are popular for detecting evolutionary change-points, such as shifts in selective pressure. However, applying such models typically requires prior knowledge of change-point locations on the phylogeny or…

种群与进化 · 定量生物学 2026-05-06 Xiang Ji , Benjamin Redelings , Shuo Su , Hongcun Bao , Wu-Min Deng , Samuel L. Hong , Guy Baele , Philippe Lemey , Marc A. Suchard

This paper characterizes the inherent power of evolutionary algorithms. This power depends on the computational properties of the genetic encoding. With some encodings, two parents recombined with a simple crossover operator can sample from…

神经与进化计算 · 计算机科学 2022-08-04 Elliot Meyerson , Xin Qiu , Risto Miikkulainen

Many previous works in spike sorting study spike classification and compression independently. In this paper, a novel algorithm is proposed called MetaSort to address these two problems. To deal with compression, a novel adaptive level…

信号处理 · 电气工程与系统科学 2026-03-10 Luca M. Meyer , Majid Zamani

Optical Coherence Tomography (OCT) scan yields all possible cross-section images of a retina for detecting biomarkers linked to optical defects. Due to the high volume of data generated, an automated and reliable biomarker detection…

图像与视频处理 · 电气工程与系统科学 2025-06-03 Haz Sameen Shahgir , Tanjeem Azwad Zaman , Khondker Salman Sayeed , Md. Asif Haider , Sheikh Saifur Rahman Jony , M. Sohel Rahman

Transferring knowledge from large source datasets is an effective way to fine-tune the deep neural networks of the target task with a small sample size. A great number of algorithms have been proposed to facilitate deep transfer learning,…

机器学习 · 计算机科学 2020-07-21 Xingjian Li , Haoyi Xiong , Haozhe An , Chengzhong Xu , Dejing Dou

Human Activity Recognition (HAR) has been extensively studied, with recent emphasis on the implementation of advanced Machine Learning (ML) and Deep Learning (DL) algorithms for accurate classification. This study investigates the efficacy…

机器学习 · 计算机科学 2024-02-29 Celal Alagoz

Parent selection in evolutionary algorithms for multi-objective optimisation is usually performed by dominance mechanisms or indicator functions that prefer non-dominated points. We propose to refine the parent selection on evolutionary…

神经与进化计算 · 计算机科学 2018-09-05 Edgar Covantes Osuna , Wanru Gao , Frank Neumann , Dirk Sudholt