Computer Science / Graphics

All posts under category "Computer Science / Graphics"

3 posts total
Sorted by date
Linear-Time Poisson-Disk Patterns

Linear-Time Poisson-Disk Patterns

: ๋ณธ ๋…ผ๋ฌธ์€ ํฌ์•„์†ก ๋””์Šคํฌ ํŒจํ„ด ์ƒ์„ฑ์— ๋Œ€ํ•œ ํšจ์œจ์ ์ธ ์•Œ๊ณ ๋ฆฌ์ฆ˜์„ ์ œ์‹œํ•˜๋ฉฐ, ์ด๋Š” O(N) ์‹œ๊ฐ„ ๋ณต์žก๋„๋ฅผ ๋ณด์žฅํ•œ๋‹ค. ์ด ์—ฐ๊ตฌ์˜ ํ•ต์‹ฌ ์•„์ด๋””์–ด๋Š” ๋‘ ๊ฐ€์ง€ ๋ฐ์ดํ„ฐ ๊ตฌ์กฐ๋ฅผ ํ™œ์šฉํ•˜๋Š” ๊ฒƒ์ด๋‹ค: ์ ์ด ์ถ”๊ฐ€๋  ์ˆ˜ ์žˆ๋Š” ์˜์—ญ ๊ทธ๋ฆฌ๋“œ์™€ ์ƒˆ๋กœ์šด ์ ์ด ์ƒ์„ฑ๋  ์˜์—ญ ์ง‘ํ•ฉ (๊ทธ๋ฆฌ๋“œ์˜ ํ•˜์œ„ ์ง‘ํ•ฉ). ์ด๋Ÿฌํ•œ ์ ‘๊ทผ๋ฒ•์€ ๊ธฐ์กด ๋ฐฉ๋ฒ•๋“ค์— ๋น„ํ•ด ํ–ฅ์ƒ๋œ ํšจ์œจ์„ฑ์„ ์ œ๊ณตํ•œ๋‹ค. 1. ์•Œ๊ณ ๋ฆฌ์ฆ˜์˜ ๊ตฌ์„ฑ ์š”์†Œ ์˜์—ญ ๊ทธ๋ฆฌ๋“œ : ์ด๋Š” ์ „์ฒด ๊ณต๊ฐ„์„ ์ž‘์€ ์‚ฌ๊ฐํ˜•์œผ๋กœ ๋‚˜๋ˆ„์–ด, ๊ฐ ์˜์—ญ์—์„œ ์ตœ๋Œ€ ํ•œ ๊ฐœ์˜ ์ ๋งŒ ์ƒ์„ฑ๋  ์ˆ˜ ์žˆ๋„๋ก ํ•œ๋‹ค. ์ƒˆ๋กœ์šด ์  ์ƒ์„ฑ ์˜์—ญ ์ง‘ํ•ฉ : ์ด๋Š” ์ ์ด ์ถ”๊ฐ€๋  ๊ฐ€๋Šฅ์„ฑ์ด

Computer Science Graphics
New Zealand involvement in Radio Astronomical VLBI Image Processing

New Zealand involvement in Radio Astronomical VLBI Image Processing

: ๋ณธ ๋…ผ๋ฌธ์€ ๋‰ด์งˆ๋žœ๋“œ์˜ ์›Œํฌ์›Œ์Šค ๋ผ๋””์˜ค ์ฒœ๋ฌธ๋Œ€(WRAO)์™€ ํ˜ธ์ฃผ ์žฅ๊ฑฐ๋ฆฌ ๋ฐฐ์—ด(LBA) ๊ฐ„์˜ ํ˜‘๋ ฅ์ด ์–ด๋–ป๊ฒŒ ๊ณ ํ•ด์ƒ๋„ ๋ผ๋””์˜ค ์˜์ƒ์„ ์ƒ์„ฑํ•˜๋Š” ๋ฐ ๊ธฐ์—ฌํ•˜๊ณ  ์žˆ๋Š”์ง€๋ฅผ ์‹ฌ์ธต์ ์œผ๋กœ ๋ถ„์„ํ•ฉ๋‹ˆ๋‹ค. WRAO๋Š” AUT ๋Œ€ํ•™๊ต์˜ IRASR์—์„œ ์šด์˜๋˜๋ฉฐ, 12m ๋ผ๋””์˜ค ๋ง์›๊ฒฝ์€ ์„ธ ๊ฐ€์ง€ ์ฃผํŒŒ์ˆ˜ ๋Œ€์—ญ(1.4, 2.3, 8.6 GHz)์—์„œ ์ž‘๋™ํ•ฉ๋‹ˆ๋‹ค. ํ•ต์‹ฌ ๋‚ด์šฉ ๋ถ„์„ VLBI์™€ LBA์˜ ํ˜‘๋ ฅ: WRAO๋Š” 2011๋…„๋ถ€ํ„ฐ LBA์— ์ •๊ธฐ์ ์œผ๋กœ ์ฐธ์—ฌํ•˜๊ณ  ์žˆ์œผ๋ฉฐ, ์ด๋กœ ์ธํ•ด VLBI ์ž‘์—…์˜ ํ•ด์ƒ๋„๊ฐ€ ํฌ๊ฒŒ ํ–ฅ์ƒ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ํŠนํžˆ WRAO์˜ ์ถ”๊ฐ€๋กœ ๋™์„œ ๊ธฐ์„  ๊ธธ์ด๊ฐ€ ์•ฝ

Graphics Computer Science Astrophysics
No Image

Jacobians and Hessians of Mean Value Coordinates for Closed Triangular Meshes

์ด ๋…ผ๋ฌธ์€ ํ์‡„ ์‚ผ๊ฐ๋ง์— ๋Œ€ํ•œ ํ‰๊ท ๊ฐ’ ์ขŒํ‘œ๋ฅผ ๋‹ค๋ฃจ๋Š” ๋ฐ ์ค‘์ ์„ ๋‘๊ณ  ์žˆ์œผ๋ฉฐ, ์ด๋ฅผ ํ†ตํ•ด 3์ฐจ์› ๊ณต๊ฐ„ ๋‚ด์—์„œ ๋ฉ”์‰ฌ ๋ณ€ํ˜• ๋ฐ ๋ณด๊ฐ„ ๊ณผ์ •์„ ๋ถ„์„ํ•ฉ๋‹ˆ๋‹ค. ์ฃผ์š” ๋‚ด์šฉ๊ณผ ๋ถ„์„์€ ๋‹ค์Œ๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค. 1. ํ‰๊ท ๊ฐ’ ์ขŒํ‘œ์˜ ์ •์˜์™€ ๊ณ„์‚ฐ ๋…ผ๋ฌธ์—์„œ๋Š” ํ์‡„ ์‚ผ๊ฐ๋ง M์˜ ๊ผญ์ง“์  p i๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ 3์ฐจ์› ๊ณต๊ฐ„ ๋‚ด ์  ฮท๋ฅผ ํ‘œํ˜„ํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์ œ์‹œํ•ฉ๋‹ˆ๋‹ค. ์ด๋Š” w i๋ผ๋Š” ๊ฐ€์ค‘์น˜๋ฅผ ํ†ตํ•ด ์ด๋ฃจ์–ด์ง€๋ฉฐ, ์ด ๊ฐ€์ค‘์น˜๋“ค์€ ฮป i๋ฅผ ํ†ตํ•ด ์ •์˜๋ฉ๋‹ˆ๋‹ค. ์ด๋Ÿฌํ•œ ๊ฐ€์ค‘์น˜๋“ค์„ ์ด์šฉํ•ด ํ‰๊ท ๊ฐ’ ์ขŒํ‘œ๋ฅผ ๊ณ„์‚ฐํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. 2. ํ•จ์ˆ˜ ๋ณด๊ฐ„๊ณผ ์„ ํ˜• ์ •๋ฐ€๋„ ํ‰๊ท ๊ฐ’ ์ขŒํ‘œ๋Š” ์‚ผ๊ฐ๋ง ๋‚ด์—์„œ ๊ฐ ๊ผญ์ง“์ 

Computer Science Graphics

< Category Statistics (Total: 702) >

Astrophysics
83
Computer Science
239
Condensed Matter
8
Economics
6
Electrical Engineering and Systems Science
7
General
253
General Relativity
7
HEP-EX
5
HEP-PH
12
HEP-TH
5
MATH-PH
3
Mathematics
73
NUCL-TH
1
Nonlinear Sciences
14
Physics
84
Quantitative Biology
14
Quantitative Finance
10
Quantum Physics
9
Statistics
9

Start searching

Enter keywords to search articles

โ†‘โ†“
โ†ต
ESC
โŒ˜K Shortcut