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Multimodal learning seeks to combine data from multiple input sources to enhance the performance of different downstream tasks. In real-world scenarios, performance can degrade substantially if some input modalities are missing. Existing…

机器学习 · 计算机科学 2024-10-10 Niki Nezakati , Md Kaykobad Reza , Ameya Patil , Mashhour Solh , M. Salman Asif

Performance of parameter estimation is one of the most important issues in array signal processing. The root mean square error, probability of success, resolution probabilities, and computational complexity are frequently used indexes for…

信号处理 · 电气工程与系统科学 2021-06-30 Kaijie Xu

Irregularly-sampled time series occur in many domains including healthcare. They can be challenging to model because they do not naturally yield a fixed-dimensional representation as required by many standard machine learning models. In…

机器学习 · 计算机科学 2020-08-19 Steven Cheng-Xian Li , Benjamin M. Marlin

Deep metric learning maps visually similar images onto nearby locations and visually dissimilar images apart from each other in an embedding manifold. The learning process is mainly based on the supplied image negative and positive training…

计算机视觉与模式识别 · 计算机科学 2020-09-14 Chang-Hui Liang , Wan-Lei Zhao , Run-Qing Chen

Improving performance in multiple domains is a challenging task, and often requires significant amounts of data to train and test models. Active learning techniques provide a promising solution by enabling models to select the most…

机器学习 · 计算机科学 2023-04-14 Anand Gokul Mahalingam , Aayush Shah , Akshay Gulati , Royston Mascarenhas , Rakshitha Panduranga

Given the task of learning robotic grasping solely based on a depth camera input and gripper force feedback, we derive a learning algorithm from an applied point of view to significantly reduce the amount of required training data. Major…

机器人学 · 计算机科学 2019-03-04 Lars Berscheid , Thomas Rühr , Torsten Kröger

Configuration spaces for computer systems can be challenging for traditional and automatic tuning strategies. Injecting task-specific knowledge into the tuner for a task may allow for more efficient exploration of candidate configurations.…

机器学习 · 计算机科学 2019-09-18 Jeremy Welborn , Michael Schaarschmidt , Eiko Yoneki

Artificial neural networks that simulate human achieves great successes. From the perspective of simulating human memory method, we propose a stepped sampler based on the "repeated input". We repeatedly inputted data to the LSTM model…

机器学习 · 计算机科学 2021-08-31 Dengshan Li , Rujing Wang , Chengjun Xie

Leveraging the wealth of unlabeled data produced in recent years provides great potential for improving supervised models. When the cost of acquiring labels is high, probabilistic active learning methods can be used to greedily select the…

Robust imitation learning using disturbance injections overcomes issues of limited variation in demonstrations. However, these methods assume demonstrations are optimal, and that policy stabilization can be learned via simple augmentations.…

机器人学 · 计算机科学 2022-05-10 Hirotaka Tahara , Hikaru Sasaki , Hanbit Oh , Brendan Michael , Takamitsu Matsubara

Machine learning is increasingly used to improve decisions within branch-and-bound algorithms for mixed-integer programming. Many existing approaches rely on deep learning, which often requires very large training datasets and substantial…

机器学习 · 计算机科学 2026-04-02 Selin Bayramoğlu , George L Nemhauser , Nikolaos V Sahinidis

In this paper, we focus on addressing the challenges of detecting malicious attacks in networks by designing an advanced Explainable Intrusion Detection System (xIDS). The existing machine learning and deep learning approaches have…

密码学与安全 · 计算机科学 2025-03-04 Muhammad Adil , Mian Ahmad Jan , Safayat Bin Hakim , Houbing Herbert Song , Zhanpeng Jin

The concept of learned index structures relies on the idea that the input-output functionality of a database index can be viewed as a prediction task and, thus, be implemented using a machine learning model instead of traditional…

密码学与安全 · 计算机科学 2022-03-01 Evgenios M. Kornaropoulos , Silei Ren , Roberto Tamassia

Learned index structures have been shown to achieve favorable lookup performance and space consumption compared to their traditional counterparts such as B-trees. However, most learned index studies have focused on the primary indexing…

数据库 · 计算机科学 2022-05-13 Andreas Kipf , Dominik Horn , Pascal Pfeil , Ryan Marcus , Tim Kraska

Despite its great success, machine learning can have its limits when dealing with insufficient training data. A potential solution is the additional integration of prior knowledge into the training process which leads to the notion of…

Spatial data fusion is a bottleneck when it meets the scale of 10 billion records. Cross-matching celestial catalogs is just one example of this. To challenge this, we present a framework that enables efficient cross-matching using Learned…

天体物理仪器与方法 · 物理学 2025-04-16 Phu-Minh Lam , Dongwei Fan , Hongbo Wei , Jun Wang , Yu Zhou , Qi Ma , Baolong Zhang , Xiazhao Zhang , Yongheng Wang

The use of deep learning for database optimization has gained significant traction, offering improvements in indexing, cardinality estimation, and query optimization. However, acquiring high-quality training data remains a significant…

数据库 · 计算机科学 2025-12-24 Angjela Davitkova , Sebastian Michel

The diversity of intrinsic qualities of multimedia entities tends to impede their effective retrieval. In a SelfLearning Search Engine architecture, the subtle nuances of human perceptions and deep knowledge are taught and captured through…

人工智能 · 计算机科学 2019-11-25 Nikki Lijing Kuang , Clement H. C. Leung

Regression is a fundamental prediction task common in data-centric engineering applications that involves learning mappings between continuous variables. In many engineering applications (e.g.\ structural health monitoring), feature-label…

Pattern recognition applications often suffer from skewed data distributions between classes, which may vary during operations w.r.t. the design data. Two-class classification systems designed using skewed data tend to recognize the…

机器学习 · 计算机科学 2019-12-02 Roghayeh Soleymani , Eric Granger , Giorgio Fumera