Results 81 to 90 of about 114,202 (290)

Evaluation of Logistics Resource Allocation Efficiency in Chemical Industry Base

open access: yesChemical Engineering Transactions, 2017
In order to verify the effect of logistics resource allocation efficiency on the production efficiency of chemical enterprises, the logistics resource allocation index system of chemical base is established by analyzing the logistics system and logistics
Yamei Pan
doaj   +1 more source

Rate and distortion redundancies for universal source coding with respect to a fidelity criterion [PDF]

open access: yes, 1993
Rissanen has shown that there exist universal noiseless codes for {Xi} with per-letter rate redundancy as low as (K log N)/2N, where N is the blocklength and K is the number of source parameters.
Chou, Philip A., Effros, Michelle
core  

Bioinspired Morphology‐Decoupled Soft Gripper with Enhanced Bidirectional Grasping Capability

open access: yesAdvanced Science, EarlyView.
Inspired by biological predation, a novel gripper decouples cross‐modal grasping via dual morphological configurations. Synergistically integrating hybrid rigid and soft coupled fingers with a metamaterial palm, the system performs active compliant grasping for static objects and passive cage capture for dynamic targets.
Yedong Huang   +4 more
wiley   +1 more source

Integrating Reliable Value into the Process Modeling of High-Speed Railway Timetabling with Redundancy Allocation

open access: yesMathematics
As the development of High-Speed Railways (HSRs) shifts from scale expansion to quality and efficiency, high-density timetables face increasing challenges regarding operational stability.
Huizhang Xu   +5 more
doaj   +1 more source

Allocation of Repetition Redundancy in LoRa

open access: yes, 2019
We consider a multipoint-to-point network in which sensors periodically send measurements to a gateway. The system uses Long Range (LoRa) communications in a frequency band with duty-cycle limits. Our aim is to enhance the reliability of the measurement transmissions.
Borkotoky, Siddhartha   +3 more
openaire   +2 more sources

Kenyan Farmers' Policy Priorities During Economic Crisis and Stability: Insights From a Best‐Worst Scaling Experiment

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT Amid rising food and fertilizer prices, understanding farmers' policy preferences is critical for effective crisis response. We use best‐worst scaling experiment to assess Kenyan mobile‐owning crop farmers' preferences for government support under high and normal price scenarios.
Mywish K. Maredia   +4 more
wiley   +1 more source

Model-Based Proposal Learning for Monte Carlo Optimization of Redundancy Allocation Problem

open access: yesIEEE Access, 2018
Most existing approaches to heterogeneous redundancy allocation problem (RAP) are prone to getting trapped in local optimal modes during optimization, mainly due to the rugged combinatoric landscapes.
Xiuzhuang Zhou, Min Xu
doaj   +1 more source

Mapping the Innovation DNA of Agribusiness Firms: A Multi‐Method Analysis of Strategic Capabilities and Performance

open access: yesAgribusiness, EarlyView.
ABSTRACT Innovation is essential for competitiveness in agribusiness facing dynamic environments. This study examines how market orientation, marketing, relational, and social capabilities influence innovation performance. Using data from 751 Spanish firms and a multi‐method approach that integrates Structural Equation Modeling (PLS‐SEM), Necessary ...
Beatriz Corchuelo Martínez‐Azúa   +1 more
wiley   +1 more source

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