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An Estimation of Cost-Effectiveness Threshold: Calculating the Monetary Value of a Quality-Adjusted Life Year
Published 2025-03-01“…The willingness-to-pay approach-used in this study to project the monetary worth of a QALY- is one way to derive this cost-effectiveness threshold. Methods. This cross-sectional study, conducted in 2019, was tailored to Iran’s socioeconomic context. …”
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202
The Role of Agricultural Socialized Services in Unlocking Agricultural Productivity in China: A Spatial and Threshold Analysis
Published 2025-04-01“…These thresholds at 5.254 and 8.478 represent critical points where the impact of ASS on ALP significantly changes in magnitude, revealing a nonlinear relationship that evolves across different stages of agricultural development. …”
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Alanine transferase test results and exploration of threshold adjustment strategies for blood donors in Shenzhen, China
Published 2025-04-01“…[Objective] To conduct a retrospective statistical comparison of alanine aminotransferase (ALT) test values in blood donors prior to blood collection, aiming to analyze the objective characteristics of the population with elevated ALT levels (ALT>50 U/L) and provide reference data for adjusting the screening eligibility threshold for ALT. [Methods] The preliminary ALT screening data of 30 341 blood donor samples collected prior to blood donation from three smart blood donation sites at the Shenzhen Blood Center between 2022 and 2023 were extracted and compared with data from a health examination department of a tertiary hospital in Shenzhen (representing the general population, n=24 906). …”
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205
Safety Threshold Determination for Blasting Vibration of the Lining in Existing Tunnels under Adjacent Tunnel Blasting
Published 2019-01-01“…Finally, based on the statistical relationship between crack alteration and PPV on the lining before and after blasting, the safety thresholds of PPV for different portions of the tunnel are determined. …”
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Roles of Soil and Atmospheric Dryness on Terrestrial Vegetation Productivity in China ‐ Which Dominates at What Thresholds
Published 2025-03-01“…Moreover, the SM and VPD thresholds have significant difference across different ecosystems, with higher SM thresholds (activated under wetter soil conditions) in the forests and lower VPD thresholds (activated under more humid atmospheric conditions) in the croplands. …”
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208
FRAX-based intervention thresholds for men in the Russian Federation: Expert consensus of the Russian association on osteoporosis
Published 2023-06-01“…For discussion, 5 intervention threshold options with the corresponding rationale based on the literature reference were presented, as well as the proportion of men of different ages to be initiated in each of the options (based on several Russian population-based studies). …”
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209
River Contour Recognition and Extraction Algorithm Based on Kirsch Operator and Multi-level Threshold Segmentation
Published 2023-01-01“…The intelligent extraction accuracy of river contour from high-resolution remote sensing images under complex backgrounds is low.Thus,a method of combining the Kirsch operator with threshold segmentation is proposed to preprocess and pre-segment the gray images.Then,according to the morphological characteristics of the river,the image is morphologically processed to remove most of the background noise.Finally,the second threshold segmentation is conducted on the main area to realize accurate river contour recognition and extraction.The applicability of this method is proven by recognizing river samples in different terrain conditions.By employing objective evaluation indexes,the recognition accuracy of river area is verified to exceed 90%,which is much higher than the simple threshold segmentation method.This meets the needs of high-precision river channel extraction and provides references for intelligent and rapid extraction of river channel information.…”
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A Novel Approach of Threshold Setting for the Detection of Islanding in Distribution Generation-based Micro Grid
Published 2024-11-01“…In this connection, this paper demonstrates a novel differential threshold methodology to set the detection level that is more effective than traditional absolute threshold techniques. …”
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211
Nonlinear response and threshold regulation of agroforestry ecosystem quality to morphological characteristics in karst desertification habitats
Published 2025-06-01“…In accordance with the theory of spatial morphology, this study proposes an external pattern optimization method based on morphological features, reveals the spatial response of the quality of AFSs to their morphological features, and elucidates the key morphological factors and optimal regulatory thresholds. …”
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212
A Robust Watermarking Scheme Based on Maximum Wavelet Coefficient Modification and Optimal Threshold Technique
Published 2015-01-01“…Digital watermarking has received extensive attention as a new method for copyright protection. This paper proposes a robust watermarking algorithm based on maximum wavelet coefficient modification and optimal threshold technique. …”
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213
Improved K-means clustering and adaptive distance threshold for energy reduction in WSN-IoTs
Published 2025-09-01“…The proposed approach was evaluated against established protocols including Hybrid Energy-Efficient Distributed Clustering (HEED), Threshold-Sensitive Energy-Efficient Sensor Network (TEEN), and previous versions of the Energy Efficient Cluster and Routing (EECR) protocol under three different deployment scenarios. …”
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214
An efficient smoothing algorithm for range external guidance data based on dynamic threshold and adaptive interpolation
Published 2025-04-01“…Abstract To achieve real-time smoothing of external guidance data for photoelectric theodolites and ensure stable image acquisition, this paper proposes a field processing method based on dynamic thresholding and adaptive interpolation. …”
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215
Smart fiber with overprinted patterns to function as chip-like multi-threshold logic switch circuit
Published 2025-08-01“…Herein, we present a smart fiber with multilayers of overprinted patterns, composed of many small units with 0.3 mm long to function as a one-dimension (1D) array of chip-like multi-threshold logic-switch circuit. Via soft contact of curved surfaces between fiber and ink-droplet, an overprinting method is developed for stacking different layers of patterns with a line width of 75 μm in a staggered way, enabling batch production of circuit units along one long fiber. …”
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216
Threshold and Asymmetric Effects of Foreign Direct Investment on Inclusive Growth in Shanghai Cooperation Member Countries
Published 2025-03-01“…The threshold limit for the foreign direct investment attraction variable is 4.875 billion dollars, based on which the Gini coefficient variable above and below this threshold limit will have different effects on inclusive growth. …”
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217
A control-driven transition strategy for enhanced multi-level threshold image segmentation optimization
Published 2025-06-01“…This work proposes an image segmentation approach based on a multi-threshold segmentation method and the enhanced Flood Algorithm combined with the Non-Monopolize search (named Improved IFLANO). …”
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218
Finger Vein Recognition Based on Unsupervised Spiking Convolutional Neural Network with Adaptive Firing Threshold
Published 2025-04-01“…To address these challenges, we introduce an adaptive firing threshold-based spiking neural network (ATSNN) for FVR. …”
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Determining frailty index thresholds for older people across multiple countries in sub-Saharan Africa
Published 2025-06-01“…Country-specific frailty thresholds were developed using the Receiver Operating Characteristics (ROC) method. …”
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