Results 21 to 30 of about 3,794,499 (287)

Extracting Traffic Signage by Combining Point Clouds and Images

open access: yesSensors, 2023
Recognizing traffic signs is key to achieving safe automatic driving. With the decreasing cost of LiDAR, the accurate extraction of traffic signs using point cloud data has received wide attention.
Furao Zhang   +5 more
doaj   +1 more source

A Multiresolution Vector Data Compression Algorithm Based on Space Division

open access: yesISPRS International Journal of Geo-Information, 2020
Vector data compression can significantly improve efficiency of geospatial data management, visualization and data transmission over internet. Existing compression methods are either based on information theory for lossless compression mainly or based on
Dongge Liu   +5 more
doaj   +1 more source

Fifth Annual Acquisition Research Symposium Proceedings Volume I [PDF]

open access: yes, 2008
Proceedings Paper (for Acquisition Research Program)Approved for public release; distribution is unlimited.Naval Postgraduate School Acquisition Research ...
Program, NPS Acquisition Research
core   +2 more sources

Constraint acquisition

open access: yesArtificial Intelligence, 2017
Constraint programming is used to model and solve complex combina- torial problems. The modeling task requires some expertise in constraint programming. This requirement is a bottleneck to the broader uptake of constraint technology. Several approaches have been proposed to assist the non-expert user in the modelling task. This paper presents the basic
Bessiere, Christian   +3 more
openaire   +1 more source

Killer Acquisitions [PDF]

open access: yesJournal of Political Economy, 2018
This paper argues incumbent firms may acquire innovative targets solely to discontinue the target’s innovation projects and preempt future competition. We call such acquisitions “killer acquisitions.” We develop a model illustrating this phenomenon. Using pharmaceutical industry data, we show that acquired drug projects are less likely to be developed ...
Cunningham, C M, Ederer, F, Ma, S
openaire   +1 more source

Acquisition of complementation

open access: yesJournal of Child Language, 1989
ABSTRACTThis study concerns the acquisition of complex sentences with perception and epistemic verbs that take a second verb in their complements. The acquisition of complementation began between two and three years of age in this longitudinal study of four children's spontaneous speech.
Bloom, Lois   +3 more
openaire   +4 more sources

Speed Acquisition

open access: yesManagement Science, 2017
Speed is a salient feature of modern financial markets. This paper studies investors’ speed acquisition together with their information acquisition. Speed heterogeneity arises in equilibrium, fragmenting the information aggregation process with a nonmonotone impact on price informativeness. Various competition effects drive speed and information to be
Shiyang Huang, Bart Zhou Yueshen
openaire   +3 more sources

Volume II: Acquisition Research: Creating Synergy for Informed Change [PDF]

open access: yes, 2016
Symposium ProceedingsNaval Postgraduate School Acquisition Research ...
NPS Acquisition Research Program
core   +2 more sources

Volume I: Acquisition Research: Creating Synergy for Informed Change [PDF]

open access: yes, 2016
Symposium ProceedingsNaval Postgraduate School Acquisition Research ...
NPS Acquisition Research Program
core   +2 more sources

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