sift 音标拼音: [s'ɪft]
vt . 筛,过滤,撒,详查
vi . 筛,被筛下,精选
筛,过滤,撒,详查筛,被筛下,精选
sift v 1 :
move as if through a sieve ; "
The soldiers sifted through the woods "
2 :
separate by passing through a sieve or other straining device to separate out coarser elements ; "
sift the flour " [
synonym :
{
sift }, {
sieve }, {
strain }]
3 :
check and sort carefully ; "
sift the information " [
synonym :
{
sieve }, {
sift }]
4 :
distinguish and separate out ; "
sift through the job candidates " [
synonym : {
sieve }, {
sift }]
Sift \
Sift \,
v .
t . [
imp . &
p .
p . {
Sifted };
p .
pr . &
vb .
n .
{
Sifting }.] [
AS .
siftan ,
from sife sieve . [
root ]
151a .
See {
Sieve }.]
1 .
To separate with a sieve ,
as the fine part of a substance from the coarse ;
as ,
to sift meal or flour ;
to sift powder ;
to sift sand or lime .
[
1913 Webster ]
2 .
To separate or part as if with a sieve .
[
1913 Webster ]
When yellow sands are sifted from below ,
The glittering billows give a golden show . --
Dryden .
[
1913 Webster ]
3 .
To examine critically or minutely ;
to scrutinize .
[
1913 Webster ]
Sifting the very utmost sentence and syllable .
--
Hooker .
[
1913 Webster ]
Opportunity I here have had To try thee ,
sift thee . --
Milton .
[
1913 Webster ]
Let him but narrowly sift his ideas . --
I .
Taylor .
[
1913 Webster ]
{
To sift out },
to search out with care ,
as if by sifting .
[
1913 Webster ]
150 Moby Thesaurus words for "
sift ":
air ,
analyze ,
appraise ,
assess ,
assort ,
bolt ,
canvass ,
catalog ,
categorize ,
choose ,
choose out ,
clarify ,
class ,
classify ,
clear ,
collate ,
comb ,
comment upon ,
consider ,
contradistinguish ,
controvert ,
cordon ,
cordon off ,
cull ,
cull out ,
deal with ,
debate ,
decide between ,
decrassify ,
deliberate ,
deliberate upon ,
delve into ,
demarcate ,
demark ,
depurate ,
differentiate ,
dig into ,
discourse about ,
discriminate ,
discuss ,
distill ,
distinguish ,
divide ,
draw the line ,
edulcorate ,
elute ,
essentialize ,
evaluate ,
examine ,
excerpt ,
exchange views ,
explore ,
extract ,
factor ,
fathom ,
filter ,
filtrate ,
gauge ,
ghettoize ,
gin ,
glean ,
go into ,
gradate ,
grade ,
group ,
handle ,
handpick ,
identify ,
indagate ,
inquire into ,
insulate ,
investigate ,
isolate ,
keep apart ,
keep aside ,
knock around ,
lay aside ,
leach ,
lixiviate ,
look into ,
make a selection ,
mark the interface ,
pass under review ,
peer into ,
percolate ,
pick ,
pick out ,
plumb ,
poke into ,
probe ,
prospect ,
pry into ,
purify ,
put aside ,
quarantine ,
rank ,
rap ,
reason ,
reason about ,
reason the point ,
rectify ,
refine ,
review ,
riddle ,
screen ,
screen out ,
scrutinize ,
search into ,
seclude ,
segregate ,
select ,
separate ,
set a limit ,
set apart ,
set aside ,
set off ,
sever ,
severalize ,
sieve ,
sieve out ,
sift out ,
single out ,
size ,
sort ,
sort out ,
sound ,
spiritualize ,
split hairs ,
strain ,
study ,
subdivide ,
sublimate ,
sublime ,
subordinate ,
subtilize ,
take up ,
talk ,
talk about ,
talk of ,
talk over ,
thrash ,
thrash out ,
thresh ,
thresh out ,
treat ,
try ,
ventilate ,
weed out ,
weigh ,
winnow
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全网最详细SIFT算法原理实现 - CSDN博客 主要流程包括图像金字塔构建、关键点检测与定位、方向分配、描述子生成和关键点匹配。 SIFT算法在全景拍摄等场景中发挥重要作用,其稳定性和高效性使其成为经典特征检测方法。
SIFT算法原理:SIFT算法详细介绍-腾讯云开发者社区-腾讯云 SIFT算法由David Lowe提出,具备尺度、旋转不变性,通过高斯差分金字塔检测关键点,确定方向并生成描述符,广泛应用于物体识别、3D建模等领域,虽存在实时性不足等缺陷,但仍是特征提取的重要方法。
SIFT 特征 - SLAM 之旅 - GitHub Pages 尺度不变特征变换 (Scale-invariant feature transform, SIFT) 1 2 是计算机视觉中一种检测、描述和匹配图像局部特征点的方法,通过在不同的尺度空间中检测极值点或特征点 (Conrner Point, Interest Point) ,提取出其位置、尺度和旋转不变量,并生成特征描述子,最后用于图像
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The SIFT Method - Evaluating Resources and Misinformation - Library . . . The SIFT method is an evaluation strategy developed by digital literacy expert, Mike Caulfield, to help determine whether online content can be trusted for credible or reliable sources of information
OpenCV:SIFT (尺度不变特征变换) 简介 - OpenCV 计算机视觉库 OpenCV中的SIFT 现在让我们看看OpenCV中可用的SIFT功能。 请注意,这些以前仅在 opencv contrib库 中可用,但专利于2020年过期。 因此,它们现在包含在主库中。 让我们从关键点检测开始,并绘制它们。 首先,我们必须构造一个SIFT对象。
SIFT Analytics - Data, Analytics and AI Services Solutions The SIFT team is professional, knowledgeable, and genuinely committed to helping clients succeed They don’t just provide tools—they take the time to understand your needs, recommend the right solutions, and guide you through implementation and adoption
SIFT 特征提取与匹配 - GitHub 1 SIFT SIFT (尺度不变特征转换,Scale-invariant Feature Transform)是一种计算机视觉常用的特征提取算法 (David Lowe1999年所发表, 2004年完善总结),包括基于DoG的特征检测和利用SIFT描述子的特征描述 SIFT描述子的性能评价最佳 (Mikolajczyk Schmid, 2005