Results 21 to 30 of about 1,655,392 (260)

Proximal policy optimization with adaptive threshold for symmetric relative density ratio

open access: yesResults in Control and Optimization, 2023
Deep reinforcement learning (DRL) is one of the promising approaches for introducing robots into complicated environments. The recent remarkable progress of DRL stands on regularization of policy, which allows the policy to improve stably and efficiently.
Taisuke Kobayashi
doaj   +1 more source

Relative density of conical parts under impact loading based ondiscrete element

open access: yesFenmo yejin jishu, 2023
Metal powder products with the different shapes have the different pressing behaviors under the high speed pressing, easily leading to the change in relative density and density uniformity.
LI Huaying   +5 more
doaj   +1 more source

Design of Lattice Structures Using Local Relative Density Mapping Method

open access: yesChinese Journal of Mechanical Engineering, 2018
In order to solve the problem of substantial computational resources of lattice structure during optimization, a local relative density mapping (LRDM) method is proposed.
Guo-Hua Song   +5 more
doaj   +1 more source

Partitioning Graph Clustering With User-Specified Density

open access: yesIEEE Access, 2023
Graph clustering has attracted many interests in recent years, with numerous applications ranging from the clustering of computer networks to the detection of social communities.
Rohi Tariq   +3 more
doaj   +1 more source

Mapping brucellosis increases relative to elk density using hierarchical Bayesian models. [PDF]

open access: yesPLoS ONE, 2010
The relationship between host density and parasite transmission is central to the effectiveness of many disease management strategies. Few studies, however, have empirically estimated this relationship particularly in large mammals.
Paul C Cross   +5 more
doaj   +1 more source

Annihilation Radiation Gauge for Relative Density and Multiphase Fluid Monitoring

open access: yesEPJ Web of Conferences, 2014
The knowledge of the multi-phase flow parameters are important for the petroleum industry, specifically during the transport in pipelines and network related to exploitation’s wells.
Vidal A.   +4 more
doaj   +1 more source

Relative infaunal bivalve density assessed from split beam echosounder angular information

open access: yesOceanologia, 2014
Management of shellfish resources requires a spatial approach where mapping is a key tool. Acoustic techniques have been rarely used to map infaunal organisms with a patchy distribution.
Noela Sánchez-Carnero   +2 more
doaj   +3 more sources

Rational Use of Herbal Products in Pediatric Patients Treated With Anticancer Drugs in the European Union

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction The use of herbal medical preparation (HMP) is rising among pediatric oncology patients, often to manage treatment‐related symptoms. Their effectiveness remains uncertain, and the risk of herb–drug interactions is underestimated.
Orianne Mahot   +6 more
wiley   +1 more source

Estimation of Relative Head Velocity of Density Current When Ambient Water Flowing in Same Direction of Density Current [PDF]

open access: yesعلوم و مهندسی آبیاری, 2016
Density current occurs when a fluid flowing through another fluid with different density. Lot of research can be found in the literature about density current, but in all of them one of the fluids is stationary.
Mahvash Mansouri Hafshejani   +3 more
doaj   +1 more source

EXPERIMENTAL STUDY OF RELATIVE DENSITY EFFECT ON BEARING CAPACITY OF SAND REINFORCED WITH GEOGRID

open access: yesMağallaẗ Al-kūfaẗ Al-handasiyyaẗ, 2021
Reinforced soil technology is considered one of the most important methods of soil improvement due to its simplicity and speed in implementation and saving cost. In this research a strip footing and geogrid (Tensar SS2) were used to reinforced sandy soil
Noor A. Fakher, Mohammed K. Fakhruldin
doaj   +1 more source

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