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To optimize fruit production, a portion of the flowers and fruitlets of apple trees must be removed early in the growing season. The proportion to be removed is determined by the bloom intensity, i.e., the number of flowers present in the…

计算机视觉与模式识别 · 计算机科学 2018-09-18 Philipe A. Dias , Amy Tabb , Henry Medeiros

Many automated operations in agriculture, such as weeding and plant counting, require robust and accurate object detectors. Robotic fruit harvesting is one of these, and is an important technology to address the increasing labour shortages…

计算机视觉与模式识别 · 计算机科学 2021-05-11 Jasper Brown , Salah Sukkarieh

Bio-signals exhibit high redundancy, and the algorithms for their processing are inherently error resilient. This property can be leveraged to improve the energy-efficiency of IoT-Edge (wearables) through the emerging trend of approximate…

信号处理 · 电气工程与系统科学 2019-04-11 Bharath Srinivas Prabakaran , Semeen Rehman , Muhammad Shafique

Current agriculture and farming industries are able to reap advancements in robotics and automation technology to harvest fruits and vegetables using robots with adaptive grasping forces based on the compliance or softness of the fruit or…

机器人学 · 计算机科学 2024-12-24 Shahid Ansari , Mahendra Kumar Gohil , Bishakh Bhattacharya

Wi-Fi sensing has emerged as a significant technology in wireless sensing and Integrated Sensing and Communication (ISAC), offering benefits such as low cost, high penetration, and enhanced privacy. Currently, it is widely utilized in…

信号处理 · 电气工程与系统科学 2025-05-13 Zijian Zhao

This paper introduces the design and implementation of WiField, a WiFi sensing system deployed on COTS devices that can simultaneously identify multiple wavelength-level targets placed flexibly. Unlike traditional RF sensing schemes that…

信号处理 · 电气工程与系统科学 2024-12-10 Fei Shang , Haocheng Jiang , Panlong Yang , Dawei Yan , Haohua Du , Xiang-Yang Li

This paper presents a study conducted to allow urban farmers to remotely monitor their farm through the design and development of an Internet of Things-based (IoT) microfarm prototype which utilized wick system as planting method. The…

Post-harvest losses due to subjective quality assessment cause significant damage to the economy and food safety, especially in countries like Bangladesh. To mitigate such damages, objective decision-making backed by scientific methods is…

系统与控制 · 电气工程与系统科学 2025-12-10 Anindya Bhattacharjee , Nittya Ananda Biswas , Khondakar Ashik Shahriar , Kawsain Bin Salim

The prevalence of WiFi devices and ubiquitous coverage of WiFi networks provide us the opportunity to extend WiFi capabilities beyond communication, particularly in sensing the physical environment. In this paper, we survey the evolution of…

网络与互联网体系结构 · 计算机科学 2022-04-13 Sheng Tan , Jie Yang

Detecting and estimating size of apples during the early stages of growth is crucial for predicting yield, pest management, and making informed decisions related to crop-load management, harvest and post-harvest logistics, and marketing.…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Ranjan Sapkota , Dawood Ahmed , Martin Churuvija , Manoj Karkee

We introduce FruitNeRF++, a novel fruit-counting approach that combines contrastive learning with neural radiance fields to count fruits from unstructured input photographs of orchards. Our work is based on FruitNeRF, which employs a neural…

计算机视觉与模式识别 · 计算机科学 2025-05-27 Lukas Meyer , Andrei-Timotei Ardelean , Tim Weyrich , Marc Stamminger

Reconfigurable intelligent surfaces (RISs) are considered a promising technology for boosting the coverage and for enhancing the spectral efficiency of wireless systems, as well as for taming the wireless environment. The potential benefits…

信息论 · 计算机科学 2021-11-23 Bjorn Sihlbom , Marios I. Poulakis , Marco Di Renzo

In this article, we provide an accessible introduction to the emerging idea of Age of Information (AoI) that quantifies freshness of information and explore its possible role in the efficient design of freshness-aware Internet of Things…

信息论 · 计算机科学 2019-12-10 Mohamed A. Abd-Elmagid , Nikolaos Pappas , Harpreet S. Dhillon

The accuracy of smartphone-based positioning methods using WiFi usually suffers from ranging errors caused by non-line-of-sight (NLOS) conditions. Previous research usually exploits several statistical features from a long time series…

信号处理 · 电气工程与系统科学 2021-10-11 Yinhuan Dong , Tugrul Arslan

This paper presents a novel multiband passive sensing system that leverages IEEE 802.11bf Wi-Fi signals for environmental sensing, focusing on both sub-7 GHz and millimeter-wave (mmWave) bands. By combining Channel State Information (CSI)…

Agricultural domains are being transformed by recent advances in AI and computer vision that support quantitative visual evaluation. Using aerial and ground imaging over a time series, we develop a framework for characterizing the ripening…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Faith Johnson , Ryan Meegan , Jack Lowry , Peter Oudemans , Kristin Dana

Wi-Fi sensing has become an attractive option for non-invasive monitoring of human activities and vital signs. This paper explores the feasibility of using state-of-the-art commercial off-the-shelf (COTS) devices for Wi-Fi sensing…

信息论 · 计算机科学 2024-10-23 Jiuyu Liu , Yi Ma , Rahim Tafazolli

Many countries such as Saudi Arabia, Morocco and Tunisia are among the top exporters and consumers of palm date fruits. Date fruit production plays a major role in the economies of the date fruit exporting countries. Date fruits are…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Ghassen Ben Brahim , Jaafar Alghazo , Ghazanfar Latif , Khalid Alnujaidi

Many recent works have explored using WiFi-based sensing to improve SLAM, robot manipulation, or exploration. Moreover, widespread availability makes WiFi the most advantageous RF signal to leverage. But WiFi sensors lack an accurate,…

机器人学 · 计算机科学 2023-05-24 William Hunter , Aditya Arun , Dinesh Bharadia

The metrology field has been progressed with the appearance of the wireless intelligent sensor systems providing more capabilities such as signal processing, remote multi-sensing fusion etc. This kind of devices is rapidly making their way…

网络与互联网体系结构 · 计算机科学 2014-09-26 Saad Chakkor , El Ahmadi Cheikh , Mostafa Baghouri , Abderrahmane Hajraoui