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Article
Open AccessDecentralized multi-agent cooperation via adaptive partner modeling
Multi-agent reinforcement learning encounters a non-stationary challenge, where agents concurrently update their policies, leading to changes in the environment. Existing approaches have tackled this challenge...
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Article
Long-term ultra-precision phase synchronization technique for locking the repetition rate of OFCs based on FLOM-PD
Long-term ultra-precision synchronization between optical frequency combs (OFCs) and microwave oscillators is important for various fields, including scientific observation, smart grid, positioning and navigat...
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Chapter and Conference Paper
Similarities and Differences of Oceanic Primary Productivity Product Estimated by Three Models Based on MODIS for the Open South China Sea
It’s critical to carry out comparison among remotely sensed data products and choose appropriate oceanic primary productivity product to apply to evaluation of fishery resources, ocean carbon cycle and global ...
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Chapter and Conference Paper
Estimation of Fishing Vessel Numbers Close to the Terminator in the Pacific Northwest Using OLS/DMSP Data
Squid (Ommastrephes bartramii) is a kind of economic fishery resources. Artificial light at night attracts and aggregates fish and squid because it mimics light produced by bioluminescent marine animals. The fish...
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Article
Open AccessAdaptive tight frame based multiplicative noise removal
Sparse approximation has shown to be a significant tool in improving image restoration quality, assuming that the targeted images can be approximately sparse under some transform operators. However, it is impo...
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Chapter and Conference Paper
The Fishing Ground Analysis and Forecasting Information System for Chinese Oceanic Fisheries
Chinese oceanic fisheries have already covered seven main ocean area, including East Pacific, West Pacific, Middle Atlantic, North Pacific, Southeast Pacific, Southwest Atlantic and Indian Ocean. Based on the ...
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Chapter and Conference Paper
Algorithm of Trawler Fishing Effort Extraction Based on BeiDou Vessel Monitoring System Data
Performing statistical computations for traditional fishing effort takes much time and effort, and the macro fishing effort cannot be accessed immediately. Through the Beidou satellite vessel position monitori...
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Chapter and Conference Paper
A New Index Model NDVI-MNDWI for Water Object Extraction in Hybrid Area
Extracting accurate water boundary plays a critical role in oceanography research. In this study, we tested several water extraction methods using CCD and IRS images from satellites HJ-1A and HJ-1B in Liaodong...
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Article
Prime, irreducible elements and coatoms in posets
In this paper, some properties of prime elements, pseudoprime elements, irreducible elements and coatoms in posets are investigated. We show that the four kinds of elements are equivalent to each other in fini...