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While mobile social apps have become increasingly important in people's daily life, we have limited understanding on what motivates users to engage with these apps. In this paper, we answer the question whether users' in-app activity…

Machine Learning · Computer Science 2019-06-04 Yozen Liu , Xiaolin Shi , Lucas Pierce , Xiang Ren

Web agents have emerged as an effective paradigm for automating interactions with complex web environments, yet remain vulnerable to prompt injection attacks that embed malicious instructions into webpage content to induce unintended…

Cryptography and Security · Computer Science 2026-04-29 Mengyao Du , Han Fang , Haokai Ma , Jiahao Chen , Kai Xu , Quanjun Yin , Ee-Chien Chang

This work represents the experimental and development process of system facial expression recognition and facial stress analysis algorithms for an immersive digital learning platform. The system retrieves from users web camera and evaluates…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Fabio Cacciatori , Sergei Nikolaev , Dmitrii Grigorev , Anastasiia Archangelskaya

Function-as-a-Service (FaaS) has recently emerged as a new cloud computing paradigm. It promises high utilization of data center resources through allocating resources on demand at per-function request granularity. High cold-start…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-09-29 Yue Tan , David Liu , Nanqinqin Li , Amit Levy

The need to estimate a particular quantile of a distribution is an important problem which frequently arises in many computer vision and signal processing applications. For example, our work was motivated by the requirements of many…

Computer Vision and Pattern Recognition · Computer Science 2015-04-22 Ognjen Arandjelovic , Duc-Son Pham , Svetha Venkatesh

The proliferation of GPS-enabled devices has led to the development of numerous location-based services. These services need to process massive amounts of spatial data in real-time. The current scale of spatial data cannot be handled using…

Databases · Computer Science 2020-02-28 Anas Daghistani , Walid G. Aref , Arif Ghafoor , Ahmed R. Mahmood

Manually annotating complex scene point cloud datasets is both costly and error-prone. To reduce the reliance on labeled data, a new model called SnapshotNet is proposed as a self-supervised feature learning approach, which directly works…

Computer Vision and Pattern Recognition · Computer Science 2022-01-14 Xingye Li , Ling Zhang , Zhigang Zhu

A primary challenge faced in few-shot action recognition is inadequate video data for training. To address this issue, current methods in this field mainly focus on devising algorithms at the feature level while little attention is paid to…

Computer Vision and Pattern Recognition · Computer Science 2022-12-23 Huabin Liu , Weixian Lv , John See , Weiyao Lin

Modeling ultra-long user behavior sequences is pivotal for capturing evolving and lifelong interests in modern recommendation systems. However, deploying such models in real-time industrial environments faces a strict "Latency Wall",…

Information Retrieval · Computer Science 2026-02-13 Tianhe Lin , Ziwei Xiong , Baoyuan Ou , Yingjie Qin , Lai Xu , Xiaocheng Zhong , Yao Hu , Zhiyong Wang , Tao Zhou , Yubin Xu , Di Wu

Modern enterprise AI applications increasingly rely on compound AI systems - architectures that compose multiple models, retrievers, and tools to accomplish complex tasks. Deploying such systems in production demands inference…

Artificial Intelligence · Computer Science 2026-04-29 Srikanta Prasad S , Utkarsh Arora

Model autoscaling is the key mechanism to achieve serverless model-as-a-service, but it faces a fundamental trade-off between scaling speed and storage/memory usage to cache parameters, and cannot meet frequent scaling requirements across…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-06-17 Dingyan Zhang , Haotian Wang , Yang Liu , Xingda Wei , Yizhou Shan , Rong Chen , Haibo Chen

With the establishment of cloud computing as the environment of choice for most modern applications, auto-scaling is an economic matter of great importance. For applications like stream computing that process ever changing amounts of data,…

Distributed, Parallel, and Cluster Computing · Computer Science 2015-06-18 Andre Abrantes D. P. Souza , Marco A. S. Netto

Event cameras are bio-inspired sensors that respond to per-pixel brightness changes in the form of asynchronous and sparse "events". Recently, pattern recognition algorithms, such as learning-based methods, have made significant progress…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Nico Messikommer , Daniel Gehrig , Antonio Loquercio , Davide Scaramuzza

In this work, we explore the Transcriptomics Atlas pipeline adapted for cost-efficient and high-throughput computing in the cloud. We propose a scalable, cloud-native architecture designed for running a resource-intensive aligner -- STAR --…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-06-17 Piotr Kica , Sabina Lichołai , Michał Orzechowski , Maciej Malawski

Recent neural rendering approaches greatly improve image quality, reaching near photorealism. However, the underlying neural networks have high runtime, precluding telepresence and virtual reality applications that require high resolution…

Computer Vision and Pattern Recognition · Computer Science 2022-11-11 Frank Yu , Sid Fels , Helge Rhodin

Streaming, big data applications face challenges in creating scalable data flow pipelines, in which multiple data streams must be collected, stored, queried, and analyzed. These data sources are characterized by their volume (in terms of…

Databases · Computer Science 2014-07-23 Scott M. Sawyer , B. David O'Gwynn

Given a stream of heterogeneous graphs containing different types of nodes and edges, how can we spot anomalous ones in real-time while consuming bounded memory? This problem is motivated by and generalizes from its application in security…

Social and Information Networks · Computer Science 2016-02-23 Emaad A. Manzoor , Sadegh Momeni , Venkat N. Venkatakrishnan , Leman Akoglu

Suction is an important solution for the longstanding robotic grasping problem. Compared with other kinds of grasping, suction grasping is easier to represent and often more reliable in practice. Though preferred in many scenarios, it is…

Robotics · Computer Science 2021-11-01 Hanwen Cao , Hao-Shu Fang , Wenhai Liu , Cewu Lu

Trajectory forecasting is a widely-studied problem for autonomous navigation. However, existing benchmarks evaluate forecasting based on independent snapshots of trajectories, which are not representative of real-world applications that…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 Ziqi Pang , Deva Ramanan , Mengtian Li , Yu-Xiong Wang

Latency and cost of Internet-based services are encouraging the use of application-level caching to continue satisfying users' demands, and improve the scalability and availability of origin servers. Despite its popularity, this level of…

Software Engineering · Computer Science 2020-11-03 Jhonny Mertz , Ingrid Nunes