Results 21 to 30 of about 2,389,074 (237)

A GIS Partial Discharge Defect Identification Method Based on YOLOv5

open access: yesApplied Sciences, 2022
The correct identification of partial discharge types is of great significance to the stable operation of GIS. In order to improve the recognition accuracy and result of partial discharge, and to meet the requirements of real-time monitoring of GIS ...
Yao Lu   +5 more
doaj   +1 more source

Population Recovery and Partial Identification [PDF]

open access: yes2012 IEEE 53rd Annual Symposium on Foundations of Computer Science, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Wigderson, Avi, Yehudayoff, Amir
openaire   +1 more source

PCA-Enhanced Methodology for the Identification of Partial Discharge Locations

open access: yesEnergies, 2023
Partial discharge (PD) that occurs due to insulation breakdown is a precursor to plant failure. PD emits electromagnetic pulses which radiate through space and can be detected using appropriate sensing devices.
Ephraim Tersoo Iorkyase   +2 more
doaj   +1 more source

Focusing on shared areas for partial person re-identification

open access: yesApplied Artificial Intelligence, 2022
Person re-identification (Re-ID) can achieve ideal performance based on the prerequisite that the sampling image is complete. However, the whole body cannot be detected because pedestrians may be occluded or are at the edge of the surveillance range in ...
Shuren Zhou, Fan Zhang, Wenmin Zou
doaj   +1 more source

Monotone Confounding, Monotone Treatment Selection and Monotone Treatment Response

open access: yesJournal of Causal Inference, 2014
Manski (Monotone treatment response. Econometrica 1997;65:1311–34) and Manski and Pepper (Monotone instrumental variables: with an application to the returns to schooling.
Jiang Zhichao   +2 more
doaj   +1 more source

Identification of Partial Shading Conditions for Photovoltaic Strings

open access: yesIEEE Access, 2020
Under partial shading conditions (PSC), the power-voltage (P-V) characteristic curve of photovoltaic (PV) strings exhibits multiple peaks. Such mismatching phenomenon brings challenges in controlling the output power.
Ziqiang Bi   +5 more
doaj   +1 more source

Partial discharge fault identification of multi-dimensional information sources based on CNN+D-S evidence theory

open access: yes电力工程技术, 2022
The partial discharge fault identification method based on the fusion of multi-dimensional information sources can greatly improve the accuracy and fault tolerance in the fault identification of power equipment.
WANG Lei   +5 more
doaj   +1 more source

Fault identification for chiller sensor based on partial least square method [PDF]

open access: yesE3S Web of Conferences, 2021
Sensor failures can lead to an imbalance in heating, ventilation and air conditioning (HVAC) control systems and increase energy consumption. The partial least squares algorithm is a multivariate statistical method, compared with the principal component ...
Wu Bang   +4 more
doaj   +1 more source

Ecological Regression with Partial Identification [PDF]

open access: yesPolitical Analysis, 2019
Ecological inference (EI) is the process of learning about individual behavior from aggregate data. We relax assumptions by allowing for “linear contextual effects,” which previous works have regarded as plausible but avoided due to nonidentification, a problem we sidestep by deriving bounds instead of point estimates.
Wenxin Jiang   +3 more
openaire   +2 more sources

Influence mechanism and impacting boundary of workplace isolation on the employee's negative behaviors

open access: yesFrontiers in Public Health, 2023
IntroductionBased on social identity theory, by introducing organizational identification as mediating variable and identification orientation as moderating variable, this paper studies the influence mechanism and impacting boundary of workplace ...
Ya-Juan Yang, Lei Lu
doaj   +1 more source

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