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ӣҲһֱڽġйѧ֮ԷģһҪ
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ǮķַĻڷַ֮ǰȴҪֶͨȴ
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ֲ׵ƶ𣿼ǵõҳʱҪÿ2500Ԫѣ
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7500Ԫѣ23ԪĹ֤ѣƱûõѾ
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ҹظ2죨48СʱĲҪЮ뱣֤Ŭ
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ҵ˴Э᰸֮󹫲ϣй
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ͼĹҽѧһȴΪ̸ýڵҽѧԺͬãûһ
ѧԺʿ˼ۿ8090һӰԺʿҲûУ
ǸǰǸ㲻˵ʲôʱΪ˻š
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ǵ֮

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Ӱ졣ʵƴԺԺʿؽ˵£
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ѡʵʶе˶

(XYS20060924)

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ɰĹƴ㲩ʿĵĻ

threadlet

һСľȻֹƴʿĻݻô""Źһƪ
Լд"ɫ"

googlescholar search 
Earth Mover's Distance http://scholar.google.com/scholar?q=Earth+Mover%27s+Distance
ڵһҳƪ˵ԼEarth Mover's Distance
֪Earth Mover's DistanceYossi Rubner[1][2][3][4]ģ
[1]ͱ170(2006-09-23)ôһƪô£
[1]ժҪһΣ
"The EMD is based on the minimal cost that must be paid to transform 
one distribution into the other, in a precise sense, and was first 
proposed for certain vision problems by Peleg, Werman,and Rom. For 
image retrieval, we combine this idea with a epresentation scheme for 
distributions that is based on vector quantization."
(PelegRubnerʿĵĵAdviser)
ȷĻ[6]һֲͼԵ·ԣҸеmm"ɰ
"ǣȻٳһԼ
sigma(f(i,j)){i=1,....,M}<=w{q(j)} 1<=j<=N
ֳȽϲο
http://homepages.inf.ed.ac.uk/rbf/CVonline/LOCAL_COPIES/RUBNER/emd.htm
䲩ʿмԼ(н)
mmcolor signature"ɫ""ɫ",ڼƪ[5][6][7]лø
Լ㲻ˣڲʿеķеġݵĲɫ
ͼɫĳȡʵʳơݵĲɫͼɫĳ
ȡͬһֲͼԵ㷨Ҳʵʳơһ
ͼԵ·ͬ[7][1][2][3][4]ᵽcolor
signatureķ棡

䲩ʿ[5]¸"ɰ"ɴEarth Mover's DistanceΪ"Ȩֵ
"дⰡ濴ͷ֣Rubnerʿ[4]section 2 section 3
[1]жҵmmʿ[5]µݡ

mmʿ[5]ʽ3.2.3MinkowskiȻۼsigmaţ

ԭʿô"û"㲩ʿĿôдûƴ..^_^...

References:
[1]Y. Rubner, C. Tomasi, and L. J. Guibas. "The earth mover's distance 
as a metric for image retrieval". International Journal of Computer 
Vision, 40(2):99-121, November 2000 [2]Yossi Rubner, Carlo Tomasi, and 
Leonidas J. Guibas."A Metric for Distributions with Applications to 
Image Databases". Proceedings of the 1998 IEEE International 
Conference on Computer Vision, Bombay, India, January 1998, pages 
59-66 [3]Yossi Rubner, Leonidas J. Guibas, and Carlo Tomasi. "The 
Earth Mover's Distance, Multi-Dimensional Scaling, and Color-Based 
Image Retrieval".
Proceedings of the ARPA
Image Understanding Workshop, New Orleans, LA, May 1997, pages 661-668 
[4]Yossi Rubner,"Perceptual Metrics for Image Database 
Navigation",Ph.D thesis,Stanford University,May 1999
[5]Ļ,"ݵͼо",ʿѧλģƼѧ2001-10
[6]Ļ,չ,,ΰ,"һֲͼԵ·",Ƽѧѧ
,Vol.22 No.6 2000
[7]Ļ,չ,,ΰ,"ݵĲɫͼɫĳȡ",
ͼѧѧ 2001 Vo l. 13,No. 6,June, 2001

[1][2][3][4]Yossi Rubner ҳhttp://ai.stanford.edu/~rubner/
,[5][6][7]йڿhttp://www.edu.cnki.net/ء

(XYS20060924)

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ŦԼ͡

: ʦ  2006923 


920 , ŦԼ͡һ,Ӧͩ918 ý
巢ָ̰ʦšԭĸ󡣡ŦԼ͡ǰ벿
ýʵ˶ԲĹ,в10,000,4,20Сʱ,100
֮ľ֡ʮ:Ȼôྫ, Ȼô
,ǡεˡһһʵΪݵˡһַȷʵЧ,
ͬһ



,ͩʦûɡŦԼ͡ʵ˶ϵͶ١ָ
ǡСٺͷ̰Եݡ(its false and defamatory content) 
עЩͶڡֳЧ,ʵ˶ԵĽ롰 
ݵĹϵŦԼ͡ڲ䷳֮,һδô
Ĺԡ ݵʵкιס

֡ʡַҲ̹ͩԱ
ָ, ȰѸ͵Ϊ١,Ȼ󷴲˵Ķǻ, 
ʵѧ,Ǽˡ˺һӲһ,ŦԼ͡
ֻʹˡΪ֡



һ,ͩʦеĶָ,ŦԼ͡бܶ
ڹʵ˶Ե֮,ôһ: the article is nuanced and 
fair(ȨΪ:ƪ΢ĺ͹ƽ) һƪ,
nuancedɺ, ҲnuancedáNuancedϸ΢,ϸ
,΢,Ҳм,׽,ģ,˵,˵޵˼
Nuancedζдʱ,ı˵áΪ,ŦԼ͡
ʦѡNuancedƺڰʾÿ˶öƪ,Ҷ
ƪµܴвͬ仰˵,С֮Ĵ,ڷͥ,ŦԼ͡
ʦ԰ѡжʾĹ˵Ǳ޷
,ӶҪ󷨹ٲ˰

Сʱ·,ơҪǮ ĳһǹ,һ,
಻,µ: ,Ǯ! ߽ӹǽǹ, Ҳһ: 
һ!  ֮Nuanced,Ҫַ֤̰֮¡

ԭ

Statement by The New Yorker
Wednesday, September 20, 2006 

The New Yorker issued the following statement in response to Howard 
Coopers letter: 

    Manifold Destiny, a 10,000-word article by Sylvia Nasar and 
David Gruber published in the August 28, 2006 issue of The New Yorker, 
is the product of more than four months of thorough, careful reporting 
and meticulous fact-checking. Ms. Nasar and Mr. Gruber spent over 
twenty hours interviewing Dr. Yau; they conducted approximately 100 
other interviews with people in the field; corresponded by email with 
Dr. Yau and many others; and traveled to China where they conducted 
interviews and attended speeches and events discussed in the 
article.In addition, the magazines fact-checkers spoke with Dr. Yau 
for approximately eight hours, they examined notes, tapes, and 
documents gathered by the authors, and the checkers conducted their 
own thorough research.Contrary to Dr. Yaus assertions, the article 
is nuanced and fair, and was prepared using ethical standards of 
journalism.Dr. Yau, his supporters and his point of view were given 
ample space in the article. 

    We stand by the piece and the journalists.


http://xys.org/xys/ebooks/others/science/dajia7/beida148.txt
http://xys.org/xys/ebooks/others/science/dajia7/beida145.txt
http://www.doctoryau.com
http://www.doctoryau.com/9.18.06.pdf

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ͩҲӦ 

ཨ

ͩڶԱԼйѧѧӼ֤һ
ýĶࡣע⵽ںýӽ¶;йߵȽ
ƺʵı׶˺ĽǶȳͩڵĽһɸ
֧֡УͩȴδһЩ
ӦڴͩĶϣʹѧ淶
ͩԽͺͳ塣

ѧѧ־¡ٲ룿Ӽ뼸λ֤γһ


ڱʼܻƽǷ񾭹ͨʱͩ˵ƪľ
ˣͨ򣩣ѧڿкܸߵı׼Asked whether the 
paper had been refereed in the usual way, Yau said that it had and remarked 
that the Asian Journal has very high standards./www.ams.org/notices/200608/comm-perelman.pdf 

ȻNew Yorker־ǵNasar¡εˡ¶413գ
ѧڿA.J.M༭ίԱ31ѧյһ̵e-mail
֪ͨʱ俼һƪΪƽܻΪĹܶ
-׶:Ӽͼλ롱ģϷʼû
аݡԼժҪί뿴һݣ
֪ṩ416գյϢѱA.J.Mˣժ
ҪѾվϡ 

New Yorker⵽˼ɣҵʱAJMίANUBrent
֤ȥźͻţΪ󣩣BrentΪI think the statement 
is essentially correct although I can't confirm the precise numbers or dates.
New YorkerʵȷģҲȷϾȷ
ֻˣBrentڻʾֵΪԴµĻӦѴȥAJMίһְ
partly in reaction to this controversy, I have recently resigned from the 
editorial board of the AJM.

Уͩڴ⣺

һδͨͨ˵ģûίṩģ
ժҪҲûṩͬʱȻҪίڶ̶֮ͨҳ


ڶܵйѯʵʱ˻ѣƭѧߺ͹ڣǲʵġ

ѾصѧΪͩӦЩ⣬ѧ
ͣǸΪᵽڴѧ淶ϵ
漰ͩڵѧ£ǣκ⡣ˣͩڸ
µĽͣҪýĸ硣ʵϣԡĸ
硱ߣǾеĸʱķ



Brentڵȥ

On 31/08/06, xxx wrote:
> Hello Prof. Brent,
> Sorry to bother you. I am just a student who read the New Yorker 
> article Manifold Destiny. In this article, they wrote:
>
> "On April 13th of this year, the thirty-one mathematicians on the editorial
> board of the Asian Journal of Mathematics received a brief e-mail from Yau
> and the journal's co-editor informing them that they had three days to 
> comment on a paper by Xi-Ping Zhu and Huai-Dong Cao titled "The 
> Hamilton-Perelman Theory of Ricci Flow: The Poincar and 
> Geometrization Conjectures," which Yau planned to publish in the 
> journal. The e-mail did not include a copy of the paper, reports from referees, 
or an abstract. At
> least one board member asked to see the paper but was told that it was not
> available. On April 16th, Cao received a message from Yau telling him that
> the paper had been accepted by the A.J.M., and an abstract was posted on the
> journal's Web site."
>
> I am quite surprised and cannot believe it. Can you please tell me whether
> their statement is true or not?
> Thanks for reading my email.
>
> Yours,
>
> xxx
>

BrentڵĻźתͩҪίͨż

Dear xxx,

I think the statement is essentially correct although I can't confirm 
the precise numbers or dates.

On 23 April 2006 I received the following email. There was no paper or 
even abstract attached, so it's not clear on what basis the editors 
were meant to comment. Since the paper was clearly not in my area I 
did not reply. Later I was cc-ed in some emails by other editors, but 
by then it was too late as it seems that the paper had already been 
published.

By the way, partly in reaction to this controversy, I have recently 
resigned from the editorial board of the AJM.

Yours sincerely,
Richard Brent



Dear Editors,

   The paper

   The Hamilton-Perelman Theory of Ricci Flow
   ---the Poincare and geometrization conjectures
   by Huai-Dong Cao and Xi-Ping Zhu

has been read by Prof. S.T. Yau and he has recommended the paper be 
published in the Asian Journal of Mathematics.

   I would be most grateful if you could send me your comments within 
the next three days. If no comments are received by then, the paper is 
considered accepted for publication.

   Thank you very much for your help.

Very best regards,
S.T. Yau
Raymond Chan


--
Prof R. P. Brent, ARC Federation Fellow
MSI, ANU, Canberra, ACT 0200, Australia
rpb@rpbrent.com

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