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We propose a novel approach to data-driven modeling of a transient production of oil wells. We apply the transformer-based neural networks trained on the multivariate time series composed of various parameters of oil wells measured during…

机器学习 · 计算机科学 2021-10-13 Ildar Abdrakhmanov , Evgenii Kanin , Sergei Boronin , Evgeny Burnaev , Andrei Osiptsov

The accurate detection of small deviations in given density matrices is important for quantum information processing. Here we propose a new method based on the concept of data mining. We demonstrate that the proposed method can more…

量子物理 · 物理学 2015-06-18 Satoshi Hara , Takafumi Ono , Ryo Okamoto , Takashi Washio , Shigeki Takeuchi

We present a machine learning approach for estimating the second derivative of a drivable surface, its roughness. Robot perception generally focuses on the first derivative, obstacle detection. However, the second derivative is also…

计算机视觉与模式识别 · 计算机科学 2012-07-02 David Stavens , Sebastian Thrun

Crude oil is an integral component of the world economy and transportation sectors. With the growing demand for crude oil due to its widespread applications, accidental oil spills are unfortunate yet unavoidable. Even though oil spills are…

计算机视觉与模式识别 · 计算机科学 2025-04-10 Abhishek Ramanathapura Satyanarayana , Maruf A. Dhali

We present a fast and accurate visual tracking algorithm based on the multi-domain convolutional neural network (MDNet). The proposed approach accelerates feature extraction procedure and learns more discriminative models for instance…

计算机视觉与模式识别 · 计算机科学 2018-08-28 Ilchae Jung , Jeany Son , Mooyeol Baek , Bohyung Han

The characterisation of materials is a prerequisite for evaluating and predicting the stability of mining waste dumps. Over the past three decades, the BHP Mitsubishi Alliance Coal framework has been a cornerstone in Australian coal mines…

In recent work, data-driven sweet spotting technique for shale plays previously explored with vertical wells has been proposed. Here, we extend this technique to multiple formations and formalize a general data-driven workflow to facilitate…

其他计算机科学 · 计算机科学 2017-05-19 Jorge Guevara , Matthias Kormaksson , Bianca Zadrozny , Ligang Lu , John Tolle , Tyler Croft , Mingqi Wu , Jan Limbeck , Detlef Hohl

Autonomous driving systems are always built on motion-related modules such as the planner and the controller. An accurate and robust trajectory tracking method is indispensable for these motion-related modules as a primitive routine.…

机器人学 · 计算机科学 2024-03-26 Yinda Xu , Lidong Yu

Obstacle avoidance is a key feature for safe Unmanned Aerial Vehicle (UAV) navigation. While solutions have been proposed for static obstacle avoidance, systems enabling avoidance of dynamic objects, such as drones, are hard to implement…

机器人学 · 计算机科学 2018-08-02 Adrian Carrio , Sai Vemprala , Andres Ripoll , Srikanth Saripalli , Pascual Campoy

Supervised learning typically optimizes the expected value risk functional of the loss, but in many cases, we want to optimize for other risk functionals. In full-batch gradient descent, this is done by taking gradients of a risk functional…

机器学习 · 计算机科学 2023-01-30 Jacob Tyo , Zachary C. Lipton

Continuous machine learning pipelines are common in industrial settings where models are periodically trained on data streams. Unfortunately, concept drifts may occur in data streams where the joint distribution of the data X and label y,…

机器学习 · 计算机科学 2023-12-18 Minsu Kim , Seong-Hyeon Hwang , Steven Euijong Whang

Based on machine learning techniques, we propose a novel method to estimate flow fields using only floating sensor locations. This method does not require either ground-truth velocity fields or governing equations for fluid flows, which is…

流体动力学 · 物理学 2026-04-07 Tomoya Oura , Reno Miura , Koji Fukagata

A general control policy framework based on deep reinforcement learning (DRL) is introduced for closed-loop decision making in subsurface flow settings. Traditional closed-loop modeling workflows in this context involve the repeated…

计算物理 · 物理学 2023-02-15 Yusuf Nasir , Louis J. Durlofsky

Determining the type of kidney stones is crucial for prescribing appropriate treatments to prevent recurrence. Currently, various approaches exist to identify the type of kidney stones. However, obtaining results through the reference ex…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Carlos Salazar-Ruiz , Francisco Lopez-Tiro , Ivan Reyes-Amezcua , Clement Larose , Gilberto Ochoa-Ruiz , Christian Daul

For most industrial bin picking solutions, the pose of a workpiece is localized by matching a CAD model to point cloud obtained from 3D sensor. Distinguishing flat workpieces from bottom of the bin in point cloud imposes challenges in the…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Muhammad Usman Khalid , Janik M. Hager , Werner Kraus , Marco F. Huber , Marc Toussaint

Non-core drilling has gradually become the primary exploration method in geological exploration engineering, and well logging curves have increasingly gained importance as the main carriers of geological information. However, factors such…

机器学习 · 计算机科学 2024-01-04 Yuankai Zhou , Huanyu Li

A key capability for autonomous underground mining vehicles is real-time accurate localisation. While significant progress has been made, currently deployed systems have several limitations ranging from dependence on costly additional…

机器人学 · 计算机科学 2019-07-01 Fan Zeng , Adam Jacobson , David Smith , Nigel Boswell , Thierry Peynot , Michael Milford

Millimeter Wave (mmWave) is an important part of 5G new radio (NR), in which highly directional beams are adapted to compensate for the substantial propagation loss based on UE locations. However, the location information may have some…

系统与控制 · 电气工程与系统科学 2022-04-26 Yujie Yao , Hao Zhou , Melike Erol-Kantarci

Accurate beam alignment is essential for beam-based millimeter wave communications. Conventional beam sweeping solutions often have large overhead, which is unacceptable for mobile applications like vehicle-to-everything. Learning-based…

信息论 · 计算机科学 2024-10-30 Vutha Va , Takayuki Shimizu , Gaurav Bansal , Robert W. Heath

We propose a novel structured discriminative block-diagonal dictionary learning method, referred to as scalable Locality-Constrained Projective Dictionary Learning (LC-PDL), for efficient representation and classification. To improve the…

计算机视觉与模式识别 · 计算机科学 2019-05-28 Zhao Zhang , Weiming Jiang , Zheng Zhang , Sheng Li , Guangcan Liu , Jie Qin