Results 31 to 40 of about 4,916,456 (267)

C-GOALS II. Chandra Observations of the Lower Luminosity Sample of Nearby Luminous Infrared Galaxies in GOALS [PDF]

open access: yes, 2018
We analyze Chandra X-ray observatory data for a sample of 63 luminous infrared galaxies (LIRGs), sampling the lower-infrared luminosity range of the Great Observatories All-Sky LIRG survey (GOALS), which includes the most luminous infrared selected ...
Armus, L.   +16 more
core   +4 more sources

Discrete Factorial Representations as an Abstraction for Goal Conditioned Reinforcement Learning [PDF]

open access: yesarXiv, 2022
Goal-conditioned reinforcement learning (RL) is a promising direction for training agents that are capable of solving multiple tasks and reach a diverse set of objectives. How to \textit{specify} and \textit{ground} these goals in such a way that we can both reliably reach goals during training as well as generalize to new goals during evaluation ...
arxiv  

Understanding, Truth, and Epistemic Goals [PDF]

open access: yes, 2020
Several argue that truth cannot be science’s sole epistemic goal, for it would fail to do justice to several scientific practices that advance understanding. I challenge these arguments but only af..
Khalifa, Kareem
core  

The Sustainable Development Goals Report 2017 [PDF]

open access: yes, 2017
The Sustainable Development Goals Report 2017 reviews progress made towards the 17 Goals in the second year of implementation of the 2030 Agenda for Sustainable Development. The reportis based on the latest available data.

core   +1 more source

Assessing the Accuracy and Consistency of Six Fine-Resolution Global Land Cover Products Using a Novel Stratified Random Sampling Validation Dataset

open access: yesRemote Sensing, 2023
Over the past decades, benefiting from the development of computing capacity and the free access to Landsat and Sentinel imagery, several fine-resolution global land cover (GLC) products (with a resolution of 10 m or 30 m) have been developed ...
Tingting Zhao   +7 more
doaj   +1 more source

Perfectionism and achievement goals in athletes: Relations with approach and avoidance orientations in mastery and performance goals [PDF]

open access: yes, 2008
Objectives: Challenging views that perfectionism is a maladaptive factor in sport and that it is related to a preoccupation with performance goals and a neglect of mastery goals, the present article argues that perfectionism in athletes is not generally ...
Otto, Kathleen   +3 more
core   +1 more source

Scaling Goal-based Exploration via Pruning Proto-goals [PDF]

open access: yesarXiv, 2023
One of the gnarliest challenges in reinforcement learning (RL) is exploration that scales to vast domains, where novelty-, or coverage-seeking behaviour falls short. Goal-directed, purposeful behaviours are able to overcome this, but rely on a good goal space.
arxiv  

High-Resolution Mapping of Forest Parameters in Tropical Rainforests Through AutoML Integration of GEDI With Sentinel-1/2, Landsat 8, and ALOS-2 Data

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Forests are vital carbon sinks, with tree height and biomass critical for carbon research. NASA's GEDI spaceborne LiDAR enhances vegetation monitoring through 3D structure analysis.
Bo Zhang   +5 more
doaj   +1 more source

A Network for Landslide Detection Using Large-Area Remote Sensing Images with Multiple Spatial Resolutions

open access: yesRemote Sensing, 2022
Accurately detecting landslides over a large area with complex background objects is a challenging task. Research in the area suffers from three drawbacks in general.
Bo Yu   +4 more
doaj   +1 more source

A Comprehensive Review of Land Use and Land Cover Change Based on Knowledge Graph and Bibliometric Analyses

open access: yesLand, 2023
Land use and land cover (LULC) changes are of vital significance in fields such as environmental impact assessment and natural disaster monitoring. This study, through an analysis of 1432 papers over the past decade employing quantitative, qualitative ...
Caixia Rong, Wenxue Fu
doaj   +1 more source

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