Results 11 to 20 of about 1,462 (145)

Automatic Tool Path Generation for Parametric Surfaces in Terms of Bezier Patches [PDF]

open access: yesEngineering and Technology Journal, 2009
The objective aim of this paper is to develop an algorithm that generate NC toolpath for parametric surfaces based on the accuracy of a desired surface.
Tahseen Fadhil Abbas
doaj   +1 more source

Variance Component Decomposition for Growth Traits of the Bay Scallop (Argopecten irradians irradians)

open access: yesFrontiers in Marine Science, 2021
The bay scallop (Argopecten irradians irradians) is one of the most important shellfish species in China. Since their introduction into China, only mass selection has been used in bay scallop breeding.
Hengde Li   +7 more
doaj   +1 more source

Step over Estimation for Tool Path Generation Depending on Inclination Angle [PDF]

open access: yesEngineering and Technology Journal, 2013
This research presents the theoretical model, simulation and experimental verification of the maximum stepover estimation for different cases on the machine surface profile using the end-filleted cutter in multi-axis machining.
Ahmed A.A.Duroobi
doaj   +1 more source

A framework from point clouds to workpieces

open access: yesVisual Computing for Industry, Biomedicine, and Art, 2022
Combining computer-aided design and computer numerical control (CNC) with global technical connections have become interesting topics in the manufacturing industry.
Li-Yong Shen   +4 more
doaj   +1 more source

The natural history of periodontal disease—Part 2: In populations with access to dental care: The Studies of Health in Pomerania (SHIP)

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract In this descriptive analysis of the 21‐year follow‐up data from the SHIP‐START cohort and the 7‐year follow‐up data from the SHIP‐TREND cohort, we report the progression of clinical attachment levels (CAL), age effects on CAL change, and a detailed description of CAL progression and remission. At baseline, 4307 and 4420 persons participated in
Thomas Kocher   +4 more
wiley   +1 more source

A consensus microsatellite-based linkage map for the hermaphroditic bay scallop (Argopecten irradians) and its application in size-related QTL analysis. [PDF]

open access: yesPLoS ONE, 2012
Bay scallop (Argopecten irradians) is one of the most economically important aquaculture species in China. In this study, we constructed a consensus microsatellite-based genetic linkage map with a mapping panel containing two hybrid backcross-like ...
Hongjun Li, Xiao Liu, Guofan Zhang
doaj   +1 more source

Dynamics of stock for yesso scallop Mizuhopecten yessoensis (Jay, 1856) in the northwestern Tatar Strait from the beginning of its fishery to nowadays

open access: yesИзвестия ТИНРО, 2021
Settlements of yesso scallop Mizuhopecten yessoensis in the northwestern Tatar Strait (within the waters of Khabarovsk Region) are considered on the data of scuba (< 20 m depth) and dredge (> 20 m depth) surveys conducted in 2001–2018.
P. A. Dulenina, A. A. Dulenin
doaj   +1 more source

MANUFACTURABILITY VERIFICATION AND COMPARISON OF QUALITY PARAMETERS OF SHAPED SURFACE

open access: yesActa Metallurgica Slovaca, 2014
The paper describes stamping punch production from the view manufacturability and quality of stamping punch active surfaces. The tin car-body stamping punch has been chosen as a subject of experimental work.
Miroslav Tomáš   +3 more
doaj   +1 more source

Biological Aspects, Fisheries, and Aquaculture of Yesso Scallops in Russian Waters of the Sea of Japan

open access: yesDiversity, 2022
Scallops are bivalve filter-feeding mollusks that can attain a large size and have great importance in terms of their ecological roles and commercial value.
Alexander G. Dvoretsky   +1 more
doaj   +1 more source

A small-scale comparison of Iceland scallop size distributions obtained from a camera based autonomous underwater vehicle and dredge survey. [PDF]

open access: yesPLoS ONE, 2014
An approach is developed to estimate size of Iceland scallop shells from AUV photos. A small-scale camera based AUV survey of Iceland scallops was conducted at a defined site off West Iceland.
Warsha Singh   +2 more
doaj   +1 more source

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