²é¿´: 1831  |  »Ø¸´: 13
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

ÄþÓê106072

гæ (³õÈëÎÄ̳)

[ÇóÖú] ģʽʶ±ðÖеÄάÊýÔ¼¼òÎÊÌâ ÒÑÓÐ1È˲ÎÓë

´ó¼ÒºÃ£¬ÓÐĿǰÑо¿·ÇÏßÐÔάÊýÔ¼¼õÖ®Ò» laplacian eigenmapsµÄ³æÓÑÂ𣿣¿£¿
ÎÒÏëÎÊһϣ¬ÄãËù±àµÄlaplacian eigenmapsËã·¨µÃ³öµÄL=D-WÊǰëÕý¶¨¾ØÕóÂ𣿣¿»òÕß¶ÔËã·¨¸Ä½øÊ±µÃµ½µÄL²»ÊǰëÕý¶¨µÄÎÊÌâÂ𣿣¿
Èç¹ûL²»ÊǰëÕý¶¨¾ØÕó£¬ÄúÊÇÈçºÎ¶ÔÆä½øÐÐÐ޸ĵÄѽ£¿£¿
лл
»Ø¸´´ËÂ¥
Êý¾ÝÍÚ¾ò£¬Ä£Ê½Ê¶±ð·½·¨
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yuanmd

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

ÏÎÍ·Ò嶨×Ô

ÒýÓûØÌû:
6Â¥: Originally posted by ÄþÓê106072 at 2015-12-17 09:51:29
ÏÂÔØºó£¬´ò¿ªÊÇÕâÑù×ӵģ¿£¿£¿Ôõô°ì£¿£¿£¿

QQͼƬ20151217094942.png
...

ÇëÔÚmatlabÖдò¿ªÇ°ÃæÃ»ÓÐ"."µÄÎļþ¡£
phD student, Ï¡ÊèµÍÖȱíʾ¡£
ÃÎÏë×ÜÊÇÒªÓеģ¬ÍòһʵÏÖÁËÄØ£¿
7Â¥2015-12-17 10:26:16
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 14 ¸ö»Ø´ð

yuanmd

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

ÏÎÍ·Ò嶨×Ô

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÄþÓê106072: ½ð±Ò+2, лл°ïÖú 2015-12-16 14:31:35
Ϊʲô²»Êǰë϶¨£¿WÊǶԳƵϰ£¬L¾ÍÓ¦¸ÃÊǰëÕý¶¨µÄ¡£
ÃÎÏë×ÜÊÇÒªÓеģ¬ÍòһʵÏÖÁËÄØ£¿
2Â¥2015-12-16 08:56:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÄþÓê106072

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by yuanmd at 2015-12-16 08:56:05
Ϊʲô²»Êǰë϶¨£¿WÊǶԳƵϰ£¬L¾ÍÓ¦¸ÃÊǰëÕý¶¨µÄ¡£

¶Ôѽ£¡ÎÒ֮ǰҲÊÇÕâÑùÀí½âµÄ£¬WÊÇÒ»¸öʵ¶Ô³Æ¾ØÕó£¬DÊǶԽǾØÕó£¬L=D-W,ÓÃmatlab±à³Ì£¬µÃµ½µÄÌØÕ÷ÖµÓиºÊý

[ ·¢×ÔСľ³æ¿Í»§¶Ë ]
Êý¾ÝÍÚ¾ò£¬Ä£Ê½Ê¶±ð·½·¨
3Â¥2015-12-16 14:29:37
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yuanmd

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

ÏÎÍ·Ò嶨×Ô

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï
ÄþÓê106072: ½ð±Ò+3, ¡ï¡ï¡ïºÜÓаïÖú, лл 2015-12-17 08:52:21
ÒýÓûØÌû:
3Â¥: Originally posted by ÄþÓê106072 at 2015-12-16 14:29:37
¶Ôѽ£¡ÎÒ֮ǰҲÊÇÕâÑùÀí½âµÄ£¬WÊÇÒ»¸öʵ¶Ô³Æ¾ØÕó£¬DÊǶԽǾØÕó£¬L=D-W,ÓÃmatlab±à³Ì£¬µÃµ½µÄÌØÕ÷ÖµÓиºÊý
...

¸øÒ»¸ö¹¤¾ßÏä°ÉMatlab Toolbox for Dimensionality Reduction
http://lvdmaaten.github.io/drtoolbox/
ÃÎÏë×ÜÊÇÒªÓеģ¬ÍòһʵÏÖÁËÄØ£¿
4Â¥2015-12-16 16:56:28
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ÇóÀÏʦÊÕÎÒ +3 zzh16938784 2026-03-23 3/150 2026-03-23 12:56 by ztnimte
[¿¼ÑÐ] 333Çóµ÷¼Á +6 87639 2026-03-21 10/500 2026-03-23 10:41 by Iveryant
[¿¼ÑÐ] 323Çóµ÷¼Á +6 ÍÝСͰ 2026-03-18 6/300 2026-03-23 00:29 by king123£¡
[¿¼ÑÐ] 0854µç×ÓÐÅÏ¢Çóµ÷¼Á +3 ¦Á____ 2026-03-22 3/150 2026-03-22 21:28 by zhq0425
[¿¼ÑÐ] 315·Ö£¬³ÏÇóµ÷¼Á£¬²ÄÁÏÓ뻯¹¤085600 +3 13756423260 2026-03-22 3/150 2026-03-22 20:11 by edmund7
[¿¼ÑÐ] ÉúÎïѧ071000 329·ÖÇóµ÷¼Á +5 ÎÒ°®ÉúÎïÉúÎﰮΠ2026-03-17 5/250 2026-03-22 16:42 by tcx007
[¿¼ÑÐ] 269ר˶Çóµ÷¼Á +6 ½ð¶÷±´ 2026-03-21 6/300 2026-03-22 14:31 by ColorlessPI
[¿¼ÑÐ] 384Çóµ÷¼Á +3 ×Óϵ²© 2026-03-22 4/200 2026-03-22 11:04 by ²«»÷518
[¿¼ÑÐ] 297Çóµ÷¼Á +3 ϲ»¶»¹ÊDz»¸ÊÐÄ 2026-03-20 3/150 2026-03-21 18:33 by ѧԱ8dgXkO
[¿¼ÑÐ] 299Çóµ÷¼Á +5 shxchem 2026-03-20 7/350 2026-03-21 17:09 by ColorlessPI
[¿¼ÑÐ] 0805²ÄÁÏ320Çóµ÷¼Á +3 ÉÎïÓï 2026-03-20 3/150 2026-03-21 15:46 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] Äϲý´óѧ²ÄÁÏר˶311·ÖÇóµ÷¼Á +6 77chaselx 2026-03-20 6/300 2026-03-21 07:24 by JourneyLucky
[¿¼ÑÐ] ²ÄÁÏר˶ӢһÊý¶þ306 +7 z1z2z3879 2026-03-18 7/350 2026-03-20 23:48 by JourneyLucky
[¿¼ÑÐ] 288Çóµ÷¼Á +16 ÓÚº£º£º£º£ 2026-03-19 16/800 2026-03-20 22:28 by JourneyLucky
[¿¼ÑÐ] 329Çóµ÷¼Á +9 ÏëÉÏѧ߹߹ 2026-03-19 9/450 2026-03-20 22:01 by luoyongfeng
[¿¼ÑÐ] 295²ÄÁÏÇóµ÷¼Á£¬Ò»Ö¾Ô¸Î人Àí¹¤085601ר˶ +5 Charlieyq 2026-03-19 5/250 2026-03-20 20:35 by JourneyLucky
[¿¼ÑÐ] 320Çóµ÷¼Á0856 +3 ²»ÏëÆðÃû×Ö112 2026-03-19 3/150 2026-03-19 22:53 by ѧԱ8dgXkO
[¿¼ÑÐ] ÉúÎïѧµ÷¼ÁÕÐÈË£¡£¡£¡ +3 ɽº£Ììá° 2026-03-17 4/200 2026-03-19 21:34 by ÔõôÊÍ»³
[¿¼ÑÐ] 288Çóµ÷¼Á£¬Ò»Ö¾Ô¸»ªÄÏÀí¹¤´óѧ071005 +5 ioodiiij 2026-03-17 5/250 2026-03-19 18:22 by zcl123
[¿¼ÑÐ] ±¾¿ÆÖ£ÖÝ´óѧÎïÀíѧԺ£¬Ò»Ö¾Ô¸»ª¿Æ070200ѧ˶£¬346Çóµ÷¼Á +4 ÎÒ²»ÊÇÒ»¸ù´Ð 2026-03-18 4/200 2026-03-19 09:11 by ¸¡ÔÆ166
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û