Results 71 to 80 of about 21,339 (219)

Research on Unmanned Surface Vehicles Environment Perception Based on the Fusion of Vision and Lidar

open access: yesIEEE Access, 2021
The research of unmanned surface vehicles (usually called USV) is becoming a research hotspot, and real-time and accurate environmental perception is the key technology for achieving autonomous navigation and completing tasks of USV.
Wei Zhang   +4 more
doaj   +1 more source

Safety verification of a fault tolerant reconfigurable autonomous goal-based robotic control system [PDF]

open access: yes, 2007
Fault tolerance and safety verification of control systems are essential for the success of autonomous robotic systems. A control architecture called Mission Data System (MDS), developed at the Jet Propulsion Laboratory, takes a goal-based control ...
Braman, Julia M. B.   +2 more
core   +1 more source

Sex‐specific impact of repeated adolescent vapour exposure to JWH‐018 on dopamine response, behaviour and pharmacokinetics across adolescence and adulthood

open access: yesBritish Journal of Pharmacology, Volume 183, Issue 7, Page 1517-1538, April 2026.
Abstract Background and Purpose Alarming trends show that vaping e‐cigarettes containing synthetic cannabinoid receptor agonists, such as JWH‐018, is increasing among youth. However, the effects of these trends are unclear in both sexes. We therefore characterized the neuropharmacological effects of adolescent JWH‐018 inhalation in male and female rats.
Nicholas Pintori   +7 more
wiley   +1 more source

3,4‐Methylenedioxymethamphetamine (MDMA) does not induce robust psychomotor activation and 50‐kHz ultrasonic vocalisations in tryptophan hydroxylase 2 (Tph2)‐deficient rats lacking serotonin in the central nervous system

open access: yesBritish Journal of Pharmacology, Volume 183, Issue 7, Page 1539-1556, April 2026.
Background and Purpose 3,4‐Methylenedioxymethamphetamine (MDMA), commonly known as ecstasy, is a psychostimulant with entactogenic properties and known to induce arousal and euphoria. As an amphetamine derivate, MDMA acts on the monoamine systems in the brain and stimulates release of dopamine (DA), noradrenaline (NA) and serotonin (5‐HT), yet their ...
Tianhua Wang   +2 more
wiley   +1 more source

Fast Computation of Smith Forms of Sparse Matrices Over Local Rings [PDF]

open access: yes, 2012
We present algorithms to compute the Smith Normal Form of matrices over two families of local rings. The algorithms use the \emph{black-box} model which is suitable for sparse and structured matrices.
Elsheikh, Mustafa   +3 more
core   +1 more source

Burden of Obesity in India: Need for Policy Changes to Attain Highest Possible Level of Health and Well‐Being

open access: yesClinical Obesity, Volume 16, Issue 2, April 2026.
ABSTRACT The rise in obesity rates in India in the past 3–4 decades is alarming and obesity management needs transformation. A significant barrier is that obesity is often viewed in India as a lifestyle condition rather than a chronic disease, despite broad international recognition of this status.
Sanjay Kalra   +11 more
wiley   +1 more source

Adaptive control of unmanned surface vehicle based on improved DDPG algorithm

open access: yesZhongguo Jianchuan Yanjiu
ObjectiveIn order to tackle the issue of the poor navigation stability of unmanned surface vehicles (USVs) under interference conditions, an intelligent control parameter adjustment strategy based on the deep reinforcement learning (DRL) method is ...
Lifei SONG   +4 more
doaj   +1 more source

Vector Approximate Message Passing for the Generalized Linear Model

open access: yes, 2016
The generalized linear model (GLM), where a random vector $\boldsymbol{x}$ is observed through a noisy, possibly nonlinear, function of a linear transform output $\boldsymbol{z}=\boldsymbol{Ax}$, arises in a range of applications such as robust ...
Fletcher, Alyson K.   +2 more
core   +1 more source

International clinical opinion on transparency, standardisation, and calibration alignment in the performance evaluation of systems for continuous glucose monitoring

open access: yesDiabetes, Obesity and Metabolism, Volume 28, Issue 4, Page 2551-2565, April 2026.
Abstract Continuous glucose monitoring (CGM) is now central to diabetes management, yet variation in how respective medical products are evaluated limits meaningful comparison between CGM systems. Three barriers currently constrain reliable interpretation of glucose‐derived measures.
John S. Pemberton   +20 more
wiley   +1 more source

Longitudinal analysis of ultrasonic vocalizations in mice from infancy to adolescence: Insights into the vocal repertoire of three wild-type strains in two different social contexts.

open access: yesPLoS ONE, 2019
Ultrasonic vocalizations (USV) are emitted by mice under certain developmental, social and behavioral conditions. The analysis of USV can be used as a reliable measure of the general affective state, for testing the efficacy of pharmacological compounds ...
Tatiana Peleh   +2 more
doaj   +1 more source

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