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Particle size analysis (PSA) is a fundamental technique for evaluating the physical characteristics of soils. However, traditional methods like sieving can be time-consuming and labor-intensive. In this study, we present a novel approach…

计算机视觉与模式识别 · 计算机科学 2023-11-14 Sompote Youwai , Parchya Makam

Phenotyping is the process of measuring an organism's observable traits. Manual phenotyping of crops is a labor-intensive, time-consuming, costly, and error prone process. Accurate, automated, high-throughput phenotyping can relieve a huge…

计算机视觉与模式识别 · 计算机科学 2019-06-03 Min-hwan Oh , Peder Olsen , Karthikeyan Natesan Ramamurthy

Common remote sensing modalities (RGB, multispectral, hyperspectral imaging or LiDAR) are often used to indirectly measure crop health and do not directly capture plant stress indicators. Commercially available direct leaf sensors are…

Crop diseases are a major threat to food security, but their rapid identification remains difficult in many parts of the world due to the lack of the necessary infrastructure. The combination of increasing global smartphone penetration and…

计算机视觉与模式识别 · 计算机科学 2016-04-18 Sharada Prasanna Mohanty , David Hughes , Marcel Salathe

Traditional field phenotyping methods are often manual, time-consuming, and destructive, posing a challenge for breeding progress. To address this bottleneck, robotics and automation technologies offer efficient sensing tools to monitor…

机器人学 · 计算机科学 2024-04-09 Javier Rodriguez-Sanchez , Kyle Johnsen , Changying Li

Plant phenotyping focuses on the measurement of plant characteristics throughout the growing season, typically with the goal of evaluating genotypes for plant breeding. Estimating plant location is important for identifying genotypes which…

计算机视觉与模式识别 · 计算机科学 2020-04-30 Enyu Cai , Sriram Baireddy , Changye Yang , Melba Crawford , Edward J. Delp

We propose three novel metrics for evaluating the accuracy of a set of estimated camera poses given the ground truth: Translation Alignment Score (TAS), Rotation Alignment Score (RAS), and Pose Alignment Score (PAS). The TAS evaluates the…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Seong Hun Lee , Javier Civera

Field robotic harvesting is a promising technique in recent development of agricultural industry. It is vital for robots to recognise and localise fruits before the harvesting in natural orchards. However, the workspace of harvesting robots…

机器人学 · 计算机科学 2022-01-24 Hanwen Kang , Xing Wang , Chao Chen

A technique for object localization based on pose estimation and camera calibration is presented. The 3-dimensional (3D) coordinates are estimated by collecting multiple 2-dimensional (2D) images of the object and are utilized for the…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Taha Hasan Masood Siddique , Muhammad Usman

Applicability and accuracy of traditional scanned-wavelength direct absorption spectroscopy (SDAS) diagnostic method is largely affected by combustion state such as temperature and pressure. To resolve this problem, an innovative…

仪器与探测器 · 物理学 2021-12-06 Yihong Wang

Mini-EUSO is a space experiment selected to be installed inside the International Space Station. It has a compact telescope with a large field of view ($44 $\times$ 44$ sq. deg.) focusing light on an array of photo-multipliers tubes in…

天体物理仪器与方法 · 物理学 2019-07-02 Sara Turriziani , Jonah Ekelund , Katsuhiko Tsuno , Marco Casolino , Toshikazu Ebisuzaki

The precise characterization of plant morphology provides valuable insights into plant environment interactions and genetic evolution. A key technology for extracting this information is 3D segmentation, which delineates individual plant…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Ruiming Du , Guangxun Zhai , Tian Qiu , Yu Jiang

Camera traps enable the automatic collection of large quantities of image data. Ecologists use camera traps to monitor animal populations all over the world. In order to estimate the abundance of a species from camera trap data, ecologists…

计算机视觉与模式识别 · 计算机科学 2021-05-11 Sara Beery , Arushi Agarwal , Elijah Cole , Vighnesh Birodkar

Smart farming is a growing field as technology advances. Plant characteristics are crucial indicators for monitoring plant growth. Research has been done to estimate characteristics like leaf area index, leaf disease, and plant height.…

计算机视觉与模式识别 · 计算机科学 2023-04-10 Yuning Xing , Dexter Pham , Henry Williams , David Smith , Ho Seok Ahn , JongYoon Lim , Bruce A. MacDonald , Mahla Nejati

Accurate, high-throughput phenotyping is a critical component of modern crop breeding programs, especially for improving traits such as mechanical stability, biomass production, and disease resistance. Stalk diameter is a key structural…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Benjamin Vail , Rahul Harsha Cheppally , Ajay Sharda , Sidharth Rai

Photo-acoustic spectroscopy (PAS) is one of the most sensitive non-destructive analysis techniques for gases, fluids and solids. It can operate background-free at any wavelength and is applicable to microscopic and even non-transparent…

Synthetic aperture sonar (SAS) requires precise time-of-flight measurements of the transmitted/received waveform to produce well-focused imagery. It is not uncommon for errors in these measurements to be present resulting in image…

计算机视觉与模式识别 · 计算机科学 2021-06-02 Isaac D. Gerg , Vishal Monga

Deep learning has been used to image compressive sensing (CS) for enhanced reconstruction performance. However, most existing deep learning methods train different models for different subsampling ratios, which brings additional hardware…

计算机视觉与模式识别 · 计算机科学 2021-01-25 Zhonghao Zhang , Yipeng Liu , Xingyu Cao , Fei Wen , Ce Zhu

The task of camera calibration is to estimate the intrinsic and extrinsic parameters of a camera model. Though there are some restricted techniques to infer the 3-D information about the scene from uncalibrated cameras, effective camera…

计算机视觉与模式识别 · 计算机科学 2016-08-31 Lili Ma , YangQuan Chen , Kevin L. Moore

Automated crop mapping through Satellite Image Time Series (SITS) has emerged as a crucial avenue for agricultural monitoring and management. However, due to the low resolution and unclear parcel boundaries, annotating pixel-level masks is…

计算机视觉与模式识别 · 计算机科学 2024-12-06 Hao Zhu , Yan Zhu , Jiayu Xiao , Tianxiang Xiao , Yike Ma , Yucheng Zhang , Feng Dai