%PDF-1.3 1 0 obj << /Kids [ 3 0 R 4 0 R 5 0 R 6 0 R 7 0 R 8 0 R 9 0 R 10 0 R 11 0 R 12 0 R ] /Type /Pages /Count 10 >> endobj 2 0 obj << /Title (CDC\072 Convolutional\055De\055Convolutional Networks for Precise Temporal Action Localization in Untrimmed Videos) /Producer (PyPDF2) /Author (Zheng Shou\054 Jonathan Chan\054 Alireza Zareian\054 Kazuyuki Miyazawa\054 Shih\055Fu Chang) /Subject (2017 IEEE Conference on Computer Vision and Pattern Recognition) >> endobj 3 0 obj << /Parent 1 0 R /Rotate 0 /Contents 14 0 R /Resources << /XObject << /x8 15 0 R /R69 18 0 R /R70 19 0 R /R71 46 0 R /R68 29 0 R /R65 24 0 R /R64 25 0 R /R67 26 0 R /R66 27 0 R /R63 28 0 R /x12 48 0 R /x6 51 0 R /x10 54 0 R >> /ExtGState << /s9 57 0 R /R58 20 0 R /s5 60 0 R /R50 47 0 R /R51 21 0 R /s7 63 0 R /R53 23 0 R /s11 66 0 R /R52 22 0 R /a0 << /CA 1 /ca 1 >> /R33 69 0 R >> /Font << /R48 70 0 R /R54 30 0 R /R46 73 0 R /R56 34 0 R /R44 76 0 R /R42 80 0 R /R40 83 0 R /F2 87 0 R /F1 88 0 R /R60 38 0 R /R38 89 0 R /R36 93 0 R /R34 97 0 R >> /ProcSet [ /ImageC /Text /PDF /ImageI /ImageB ] >> /Group 45 0 R /MediaBox [ 0 0 612 792 ] /Annots [ 101 0 R 102 0 R 103 0 R 104 0 R 105 0 R 106 0 R 107 0 R 108 0 R 109 0 R 110 0 R 111 0 R 112 0 R 113 0 R 114 0 R 115 0 R 116 0 R 117 0 R 118 0 R 119 0 R 120 0 R 121 0 R 122 0 R 123 0 R ] /Type /Page >> endobj 4 0 obj << /Parent 1 0 R /Rotate 0 /Type /Page /Contents 124 0 R /Resources << /ExtGState << /R33 69 0 R >> /Font << /R141 125 0 R /R44 76 0 R /F2 128 0 R /F1 129 0 R /R36 93 0 R /R34 97 0 R >> /ProcSet [ /ImageC /Text /PDF /ImageI /ImageB ] >> /MediaBox [ 0 0 612 792 ] /Annots [ 130 0 R 131 0 R 132 0 R 133 0 R 134 0 R 135 0 R 136 0 R 137 0 R 138 0 R 139 0 R 140 0 R 141 0 R 142 0 R 143 0 R 144 0 R 145 0 R 146 0 R 147 0 R 148 0 R 149 0 R 150 0 R 151 0 R 152 0 R 153 0 R 154 0 R 155 0 R 156 0 R 157 0 R 158 0 R 159 0 R 160 0 R 161 0 R 162 0 R 163 0 R 164 0 R 165 0 R 166 0 R 167 0 R 168 0 R 169 0 R 170 0 R 171 0 R 172 0 R 173 0 R 174 0 R 175 0 R 176 0 R 177 0 R 178 0 R 179 0 R 180 0 R 181 0 R 182 0 R 183 0 R 184 0 R 185 0 R 186 0 R 187 0 R 188 0 R 189 0 R 190 0 R 191 0 R 192 0 R ] >> endobj 5 0 obj << /Parent 1 0 R /Rotate 0 /Type /Page /Contents 193 0 R /Resources << /ExtGState << /R33 69 0 R >> /Font << /F2 194 0 R /R183 195 0 R /F1 199 0 R /R185 200 0 R /R36 93 0 R /R141 125 0 R /R34 97 0 R /R44 76 0 R >> /ProcSet [ /ImageC /Text /PDF /ImageI /ImageB ] >> /MediaBox [ 0 0 612 792 ] /Annots [ 203 0 R 204 0 R 205 0 R 206 0 R 207 0 R 208 0 R 209 0 R 210 0 R 211 0 R 212 0 R 213 0 R 214 0 R 215 0 R 216 0 R 217 0 R 218 0 R 219 0 R 220 0 R 221 0 R 222 0 R 223 0 R 224 0 R 225 0 R 226 0 R 227 0 R 228 0 R 229 0 R 230 0 R 231 0 R 232 0 R 233 0 R 234 0 R 235 0 R 236 0 R ] >> endobj 6 0 obj << /Parent 1 0 R /Rotate 0 /Contents 237 0 R /Resources << /XObject << /R203 238 0 R /R204 244 0 R >> /ExtGState << /R200 239 0 R /R50 47 0 R /R33 69 0 R /R52 22 0 R /R53 23 0 R >> /Font << /R211 245 0 R /F2 248 0 R /R213 249 0 R /R201 240 0 R /R215 253 0 R /R207 256 0 R /R185 200 0 R /R205 259 0 R /R54 30 0 R /R209 262 0 R /R183 195 0 R /R44 76 0 R /F1 267 0 R /R36 93 0 R /R141 125 0 R /R34 97 0 R >> /ProcSet [ /ImageC /Text /PDF /ImageI /ImageB ] >> /Group 45 0 R /MediaBox [ 0 0 612 792 ] /Annots [ 268 0 R 269 0 R 270 0 R 271 0 R 272 0 R 273 0 R 274 0 R 275 0 R ] /Type /Page >> endobj 7 0 obj << /Parent 1 0 R /Rotate 0 /Type /Page /Contents 276 0 R /Resources << /ExtGState << /R33 69 0 R >> /Font << /R211 245 0 R /R213 249 0 R /R209 262 0 R /R185 200 0 R /R207 256 0 R /R205 259 0 R /R237 277 0 R /R235 281 0 R /R44 76 0 R /R233 284 0 R /R183 195 0 R /R231 287 0 R /F2 291 0 R /F1 292 0 R /R215 253 0 R /R141 125 0 R /R54 30 0 R /R36 93 0 R /R34 97 0 R >> /ProcSet [ /ImageC /Text /PDF /ImageI /ImageB ] >> /MediaBox [ 0 0 612 792 ] /Annots [ 293 0 R 294 0 R 295 0 R 296 0 R 297 0 R 298 0 R 299 0 R 300 0 R 301 0 R ] >> endobj 8 0 obj << /Parent 1 0 R /Rotate 0 /Type /Page /Contents 302 0 R /Resources << /ExtGState << /R33 69 0 R >> /Font << /R183 195 0 R /R141 125 0 R /R44 76 0 R /F2 303 0 R /F1 304 0 R /R36 93 0 R /R34 97 0 R >> /ProcSet [ /ImageC /Text /PDF /ImageI /ImageB ] >> /MediaBox [ 0 0 612 792 ] /Annots [ 305 0 R 306 0 R 307 0 R 308 0 R 309 0 R 310 0 R 311 0 R 312 0 R 313 0 R 314 0 R 315 0 R 316 0 R 317 0 R 318 0 R ] >> endobj 9 0 obj << /Parent 1 0 R /Rotate 0 /Type /Page /Contents 319 0 R /Resources << /ColorSpace << /R298 320 0 R /R294 322 0 R >> /ExtGState << /R33 69 0 R >> /Font << /R205 259 0 R /R44 76 0 R /R295 324 0 R /F2 327 0 R /F1 328 0 R /R36 93 0 R /R34 97 0 R >> /ProcSet [ /ImageC /Text /PDF /ImageI /ImageB ] >> /MediaBox [ 0 0 612 792 ] /Annots [ 329 0 R 330 0 R 331 0 R 332 0 R 333 0 R 334 0 R 335 0 R 336 0 R 337 0 R 338 0 R 339 0 R 340 0 R 341 0 R 342 0 R 343 0 R 344 0 R 345 0 R 346 0 R 347 0 R 348 0 R 349 0 R 350 0 R 351 0 R 352 0 R 353 0 R 354 0 R 355 0 R 356 0 R 357 0 R ] >> endobj 10 0 obj << /Parent 1 0 R /Rotate 0 /Contents 358 0 R /Resources << /XObject << /R361 359 0 R /R360 360 0 R /R363 361 0 R /R362 362 0 R /R365 363 0 R /R364 364 0 R /R367 365 0 R /R366 366 0 R /R369 367 0 R /R368 368 0 R /R380 369 0 R /R329 371 0 R /R328 372 0 R /R325 373 0 R /R324 374 0 R /R326 375 0 R /R321 376 0 R /R320 377 0 R /R323 378 0 R /R322 379 0 R /R372 380 0 R /R373 381 0 R /R370 382 0 R /R371 383 0 R /R376 384 0 R /R377 385 0 R /R374 386 0 R /R375 387 0 R /R378 370 0 R /R379 388 0 R /R338 389 0 R /R339 390 0 R /R336 391 0 R /R337 392 0 R /R334 393 0 R /R335 394 0 R /R332 395 0 R /R333 396 0 R /R331 397 0 R /R359 398 0 R /R358 399 0 R /R349 400 0 R /R348 401 0 R /R347 402 0 R /R346 403 0 R /R345 404 0 R /R344 405 0 R /R343 406 0 R /R342 407 0 R /R341 408 0 R /R340 409 0 R /R383 410 0 R /R382 411 0 R /R419 413 0 R /R418 414 0 R /R387 420 0 R /R386 421 0 R /R385 422 0 R /R384 423 0 R /R413 424 0 R /R412 425 0 R /R389 460 0 R /R410 427 0 R /R417 428 0 R /R416 429 0 R /R415 430 0 R /R414 431 0 R /R388 458 0 R /R354 440 0 R /R314 419 0 R /R315 416 0 R /R316 433 0 R /R317 434 0 R /R313 435 0 R /R350 436 0 R /R351 437 0 R /R352 438 0 R /R353 439 0 R /R318 418 0 R /R319 417 0 R /R356 442 0 R /R355 441 0 R /R404 444 0 R /R405 446 0 R /R406 447 0 R /R407 448 0 R /R400 449 0 R /R403 445 0 R /R357 443 0 R /R408 451 0 R /R409 452 0 R /R381 412 0 R /R398 453 0 R /R399 450 0 R /R394 455 0 R /R397 454 0 R /R390 457 0 R /R391 432 0 R /R392 459 0 R /R393 456 0 R /R411 426 0 R >> /ExtGState << /R50 47 0 R /R33 69 0 R /R330 415 0 R /R53 23 0 R >> /Font << /R395 461 0 R /R44 76 0 R /F2 469 0 R /F1 470 0 R /R401 465 0 R /R36 93 0 R /R34 97 0 R >> /ProcSet [ /ImageC /Text /PDF /ImageI /ImageB ] >> /Group 45 0 R /MediaBox [ 0 0 612 792 ] /Annots [ 471 0 R 472 0 R 473 0 R 474 0 R 475 0 R 476 0 R 477 0 R 478 0 R 479 0 R ] /Type /Page >> endobj 11 0 obj << /Parent 1 0 R /Rotate 0 /Type /Page /Contents 480 0 R /Resources << /ExtGState << /R33 69 0 R >> /Font << /R44 76 0 R /R42 80 0 R /F2 481 0 R /F1 482 0 R /R36 93 0 R /R34 97 0 R >> /ProcSet [ /ImageC /Text /PDF /ImageI /ImageB ] >> /MediaBox [ 0 0 612 792 ] /Annots [ 483 0 R 484 0 R 485 0 R 486 0 R 487 0 R 488 0 R 489 0 R 490 0 R 491 0 R 492 0 R 493 0 R 494 0 R 495 0 R 496 0 R 497 0 R 498 0 R 499 0 R 500 0 R 501 0 R 502 0 R 503 0 R 504 0 R 505 0 R 506 0 R 507 0 R 508 0 R 509 0 R 510 0 R 511 0 R 512 0 R 513 0 R 514 0 R 515 0 R 516 0 R 517 0 R 518 0 R 519 0 R 520 0 R 521 0 R 522 0 R 523 0 R 524 0 R 525 0 R 526 0 R 527 0 R 528 0 R 529 0 R 530 0 R 531 0 R 532 0 R 533 0 R 534 0 R 535 0 R 536 0 R 537 0 R 538 0 R 539 0 R 540 0 R 541 0 R 542 0 R 543 0 R 544 0 R ] >> endobj 12 0 obj << /Parent 1 0 R /Rotate 0 /Type /Page /Contents 545 0 R /Resources << /ExtGState << /R33 69 0 R >> /Font << /R36 93 0 R /F2 546 0 R /F1 547 0 R /R44 76 0 R >> /ProcSet [ /ImageC /Text /PDF /ImageI /ImageB ] >> /MediaBox [ 0 0 612 792 ] /Annots [ 548 0 R 549 0 R 550 0 R 551 0 R 552 0 R 553 0 R 554 0 R 555 0 R 556 0 R 557 0 R 558 0 R 559 0 R 560 0 R 561 0 R 562 0 R 563 0 R 564 0 R 565 0 R 566 0 R 567 0 R 568 0 R 569 0 R 570 0 R 571 0 R 572 0 R 573 0 R 574 0 R 575 0 R 576 0 R 577 0 R 578 0 R 579 0 R 580 0 R 581 0 R 582 0 R 583 0 R 584 0 R 585 0 R 586 0 R 587 0 R 588 0 R 589 0 R 590 0 R 591 0 R 592 0 R 593 0 R 594 0 R 595 0 R 596 0 R 597 0 R 598 0 R 599 0 R 600 0 R 601 0 R 602 0 R 603 0 R 604 0 R 605 0 R 606 0 R 607 0 R 608 0 R 609 0 R 610 0 R 611 0 R 612 0 R 613 0 R 614 0 R 615 0 R 616 0 R 617 0 R ] >> endobj 13 0 obj << /Type /Catalog /Pages 1 0 R >> endobj 14 0 obj << /Length 16700 >> stream q q q 0.10000 0 0 0.10000 0 0 cm /R33 gs 0 g q 10 0 0 10 0 0 cm BT /R34 14.34620 Tf 1 0 0 1 59.49610 675.06700 Tm [ (CDC\072) -250.01300 (Con) 40.00710 (v) 9.99625 (olutional\055De\055Con) 40.01050 (v) 9.99625 (olutional) -249.99600 (Netw) 9.99455 (orks) -250.01300 (f) 24.99230 (or) -249.99500 (Pr) 18.00480 (ecise) -249.98800 (T) 91.98800 (emporal) -249.98800 (Action) ] TJ 132.57900 -17.93320 Td [ (Localization) -250.00500 (in) -249.99300 (Untrimmed) -249.99500 (V) 37.01370 (ideos) ] TJ /R36 11.95520 Tf -114.81000 -47.81990 Td [ (Zheng) -250.00400 (Shou) ] TJ /R38 7.97010 Tf 58.11410 4.33789 Td [ (y) -0.19911 ] TJ /R36 11.95520 Tf 4.26211 -4.33789 Td [ (\054) -250.01200 (Jonathan) -249.99300 (Chan) ] TJ /R38 7.97010 Tf 76.70390 4.33789 Td [ (y) -0.19911 ] TJ /R36 11.95520 Tf 4.26211 -4.33789 Td [ (\054) -250.01200 (Alireza) -250.00800 (Zareian) ] TJ /R38 7.97010 Tf 80.66020 4.33789 Td [ (y) -0.19911 ] TJ /R36 11.95520 Tf 4.26172 -4.33789 Td [ (\054) -250.01200 (Kazuyuki) -250.00800 (Miyaza) 15.00760 (w) 10 (a) ] TJ /R38 7.97010 Tf 104.94200 4.33789 Td [ (z) -0.20217 ] TJ /R36 11.95520 Tf 4.26211 -4.33789 Td [ (\054) -250.01000 (and) -249.98500 (Shih\055Fu) -249.99300 (Chang) ] TJ /R38 7.97010 Tf 98.96370 4.33789 Td [ (y) -0.20217 ] TJ -388.48900 -28.40080 Td [ (y) -0.19911 ] TJ /R36 11.95520 Tf 4.26172 -4.33906 Td [ (Columbia) -249.99000 (Uni) 24.99460 (v) 14.98620 (ersity) 64.98870 (\054) -250.01200 (Ne) 24.98950 (w) -249.98700 (Y) 110.01600 (ork\054) -250.01600 (NY) 129 (\054) -250.01200 (USA\073) ] TJ /R38 7.97010 Tf 211.76100 4.33906 Td [ (z) -0.19911 ] TJ /R36 11.95520 Tf 4.26133 -4.33906 Td [ (Mitsubishi) -249.98500 (Electric\054) -249.99300 (Japan) ] TJ /R40 8.96640 Tf -282.57500 -10.95900 Td [ (f) -0.89990 ] TJ /R42 8.96640 Tf 4.60781 0 Td (zs2262\054jc4659\054az2407\054sc250) Tj /R40 8.96640 Tf 139.87500 0 Td [ (g) -0.90126 ] TJ /R42 8.96640 Tf 4.60820 0 Td [ (\100columbia\056edu\054) -600.00500 (Miyazawa\056Kazuyuki\100cw\056mitsubishielectric\056co\056jp) ] TJ /R34 11.95520 Tf -66.01330 -49.06600 Td (Abstract) Tj /R44 9.96260 Tf -83.92770 -24.41600 Td [ (T) 91.99870 (empor) 14.99260 (al) -384.00200 (action) -385.00900 (localization) -383.99100 (is) -384.98100 (an) -384.00500 (important) -384.00200 (yet) -384.99700 (c) 15.01220 (hal\055) ] TJ -11.95510 -11.95510 Td [ (lenging) -341.99100 (pr) 44.98390 (oblem\056) -584.98200 (Given) -342.01500 (a) -342.01600 (long) 9.98118 (\054) -364.99500 (untrimmed) -341.98500 (video) -342.01400 (consist\055) ] TJ 11.95510 TL T* [ (ing) -375.99900 (of) -376.00300 (multiple) -376.99800 (action) -375.99100 (instances) -375.98300 (and) -376 (comple) 20.00890 (x) -377 (bac) 20.00160 (kgr) 45.01940 (ound) ] TJ T* [ (contents\054) -367.98800 (we) -344.99200 (need) -343.98100 (not) -344.98400 (only) -344.00900 (to) -344.98900 (r) 37.01960 (eco) 9.99466 (gnize) -344.98200 (their) -343.99900 (action) -345.01600 (cate\055) ] TJ T* [ (gories\054) -381.00700 (b) 20.00160 (ut) -354.98700 (also) -353.99600 (to) -354.98700 (localize) -355.00900 (the) -354.01200 (start) -355.00700 (time) -354.98700 (and) -354.00500 (end) -354.99500 (time) -354.98700 (of) ] TJ T* [ (eac) 15.01340 (h) -303.00300 (instance) 15.00480 (\056) -467.99800 (Many) -303 (state\055of\055the\055art) -302.99700 (systems) -302.98900 (use) -303 (se) 39.99580 (gment\055) ] TJ 11.95590 TL T* [ (le) 14.98100 (vel) -214.98500 <636c61737369026572> 9.99343 (s) -215.01700 (to) -215.01100 (select) -213.99600 (and) -215.00800 (r) 14.98400 (ank) -215.01700 (pr) 44.98390 (oposal) -214.98900 (se) 39.99580 (gments) -215 (of) -215.01100 (pr) 36.98650 (e\055) ] TJ 11.95510 TL T* [ (determined) -220.99700 (boundaries\056) -301 (Howe) 14.99500 (ver) 110.99900 (\054) -227.01800 (a) -221.01700 (desir) 14.99750 (able) -221.01000 (model) -221.98700 (should) ] TJ T* [ (mo) 10.00630 (ve) -313.99500 (be) 29.99560 (yond) -312.99600 (se) 39.99460 (gment\055le) 14.99260 (vel) -313.98800 (and) -312.99200 (mak) 10.00200 (e) -313.99200 (dense) -313 (pr) 36.98650 (edictions) -313.99200 (at) ] TJ T* [ (a) -438 <026e65> -438 (gr) 14.98890 (anularity) -438.00200 (in) -437.99300 (time) -437.99300 (to) -439.01300 (determine) -437.98600 (pr) 36.98650 (ecise) -438.00500 (tempor) 15 (al) ] TJ T* [ (boundaries\056) -384.00600 (T) 92 (o) -275.00800 (this) -274.98700 (end\054) -281.00300 (we) -273.98500 (design) -274.98800 (a) -275.00800 (no) 10.00810 (vel) ] TJ /R46 9.96260 Tf 174.79100 0 Td [ (Con) 39.98600 (v) 15.01220 (olutional\055) ] TJ -174.79100 -11.95630 Td [ (De\055Con) 39.98170 (v) 15.01280 (olutional) ] TJ /R44 9.96260 Tf 76.39570 0 Td [ (\050CDC\051) -332.98000 (network) -333.99500 (that) -333.01800 (places) -332.98900 (CDC) -333.01300 <026c746572> 10.02040 (s) ] TJ -76.39570 -11.95470 Td [ (on) -245.98800 (top) -245.98100 (of) -245.98600 (3D) -245.99000 (Con) 40.01660 (vNets\054) -246.01700 (whic) 14.99870 (h) -245.99300 (have) -245.99700 (been) -245.99600 (shown) -246.00300 (to) -245.98600 (be) -245.99800 (ef) 18 (fec\055) ] TJ T* [ (tive) -271.98800 (for) -272.01500 (abstr) 15.00730 (acting) -272.00900 (action) -272.00900 (semantics) -272.00200 (b) 20.00160 (ut) -273.00100 (r) 37.99860 (educe) -273.01600 (the) -271.98600 (tempo\055) ] TJ T* [ (r) 14.98400 (al) -304.01500 (length) -304.00300 (of) -304.01500 (the) -305 (input) -303.99800 (data\056) -472.01400 (The) -304.01300 (pr) 44.98390 (oposed) -304.00600 (CDC) -305.01800 <026c746572> -304.00600 (per) 20.00400 (\055) ] TJ T* [ (forms) -264.98800 (the) -265.98700 (r) 37.01960 (equir) 36.99260 (ed) -265.01300 (tempor) 15 (al) -265.98300 (upsampli) 0.98390 (n) -1.01454 (g) -265.01000 (and) -265 (spatial) -265.99200 (down\055) ] TJ T* [ (sampling) -424.00300 (oper) 14.99010 (ations) -424.01100 (simultaneously) -423.00700 (to) -423.99500 (pr) 36.98650 (edict) -423.99800 (actions) -424.01500 (at) ] TJ 11.95630 TL T* [ (the) -356.01100 (fr) 14.99140 (ame\055le) 14.98100 (vel) -355.98100 (gr) 14.98890 (anularity) 55.01410 (\056) -628.01000 (It) -356.01500 (is) -356.00600 (unique) -357.01600 (in) -356.00700 (jointly) -355.98500 (model\055) ] TJ 11.95510 TL T* [ (ing) -389.99600 (action) -389.98800 (semantics) -391.00200 (in) -390.00100 (space\055time) -389.99600 (and) -389.99900 <026e652d6772> 14.99260 (ained) -391.01600 (tem\055) ] TJ T* [ (por) 14.99380 (al) -336.01000 (dynamics\056) -567.01800 (W) 91.98590 (e) -335.98800 (tr) 14.99140 (ain) -336.00500 (the) -336.01500 (CDC) -335.01300 (network) -335.99500 (in) -336.01000 (an) -336.01300 (end\055to\055) ] TJ T* [ (end) -390.00800 (manner) -389.99400 (ef) 18 <026369656e746c79> 54.98960 (\056) -729.99300 (Our) -390 (model) -389.99700 (not) -389.99600 (only) -390.00100 (ac) 15.01710 (hie) 14.98520 (ves) -390.01600 (su\055) ] TJ T* [ (perior) -252.99100 (performance) -252.98700 (in) -253.98500 (detecting) -252.99300 (actions) -252.98500 (in) -253.00400 (e) 15.01220 (very) -254.00400 (fr) 14.99010 (ame) 10 (\054) -253.99400 (b) 20.00160 (ut) ] TJ T* [ (also) -197.00300 <7369676e690263616e746c> 0.99616 (y) -196.99200 (boosts) -196.99200 (the) -196 (pr) 36.98520 (ecision) -197.00400 (of) -195.99400 (localizing) -197.01400 (tempor) 15 (al) ] TJ 11.95590 TL T* [ (boundaries\056) -334.99400 (F) 45.01580 (inally) 54.99820 (\054) -259.99300 (the) -257.98900 (CDC) -258.00600 (network) -258.00700 (demonstr) 15.00980 (ates) -259 (a) -257.99100 (very) ] TJ 11.95510 TL T* [ (high) -371.99400 (ef) 18 <026369656e6379> -372.01600 (with) -371.98300 (the) -372.00900 (ability) -371.98200 (to) -372.00400 (pr) 44.98390 (ocess) -372.98900 (500) -372.00200 (fr) 14.99010 (ames) -372.00700 (per) ] TJ T* [ (second) -344.98900 (on) -344.99100 (a) -344.01600 (single) -345.01500 (GPU) -344.99100 (server) 111.00600 (\056) -594.01600 (Sour) 36.99630 (ce) -345.01100 (code) -344.99900 (and) -344.98700 (tr) 14.99010 (ained) ] TJ T* [ (models) -355.99700 (ar) 36.98520 (e) -355.98400 (available) -355.98600 (online) -357.01400 (at) ] TJ ET Q 0 1 0 0 k q 10 0 0 10 0 0 cm BT /R48 9.96260 Tf 1 0 0 1 178.72600 185.63800 Tm [ (https\072\057\057) -3.98218 (bitbucket\056) ] TJ -128.61400 -11.95510 Td [ (org\057) -3.99076 (columbiadvmm\057) -3.99198 (cdc) ] TJ ET Q 0 g q 10 0 0 10 0 0 cm BT /R44 9.96260 Tf 1 0 0 1 169.82300 173.68200 Tm (\056) Tj /R34 11.95520 Tf -119.71100 -37.38200 Td [ (1\056) -249.99000 (Intr) 18.01460 (oduction) ] TJ /R36 9.96260 Tf 11.95470 -19.43520 Td [ (Recently) 64.99410 (\054) -229.01800 (temporal) -224.01700 (action) -223.00600 (localization) -224.00700 (has) -223.99400 (dra) 15.01470 (wn) -223.99400 (consid\055) ] TJ -11.95470 -11.95510 Td [ (erable) -339.00700 (interest) -340 (in) -338.99000 (the) -340.01400 (computer) -339.01900 (vision) -339.98600 (community) -338.98800 (\133) ] TJ ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 258.07100 104.91000 Tm (25) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 268.03400 104.91000 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 273.91200 104.91000 Tm (15) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 283.87500 104.91000 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 50.11210 92.95550 Tm (39) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 60.07460 92.95550 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 65.13550 92.95550 Tm (65) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 75.09800 92.95550 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 80.15900 92.95550 Tm (26) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 90.12150 92.95550 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 95.18240 92.95550 Tm (67) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 105.14500 92.95550 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 110.19600 92.95550 Tm (53) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 120.15900 92.95550 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 125.22000 92.95550 Tm (47) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 135.18200 92.95550 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 140.24300 92.95550 Tm (43) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 150.20500 92.95550 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 155.26600 92.95550 Tm (73) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 165.22900 92.95550 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 170.29000 92.95550 Tm (9) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 175.27100 92.95550 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 180.33200 92.95550 Tm (18) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 190.29500 92.95550 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 195.34600 92.95550 Tm (36) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 205.30800 92.95550 Tm [ (\135\056) -333.98300 (This) -258.01300 (task) -257.98100 (in) 40.00560 (v) 20.00160 (olv) 14.99500 (es) ] TJ -155.19600 -11.95510 Td [ (tw) 10.00810 (o) -259.99100 (components\072) -330.99400 (\0501\051) -261.01600 (determining) -259.99300 (whether) -261.00800 (a) -260 (video) -260.99800 (contains) ] TJ 258.75000 439.88700 Td [ <73706563690263> -304.98800 (actions) -304.00600 (\050such) -305 (as) -305.00500 (di) 24.98600 (ving\054) -318 (jump\054) ] TJ /R44 9.96260 Tf 157.70400 0 Td (etc) Tj /R36 9.96260 Tf 11.61600 0 Td [ (\056\051) -305.00800 (and) -303.98400 (\0502\051) -305.00800 (identi\055) ] TJ -169.32000 -11.95510 Td [ (fying) -240.01900 (temporal) -240.99400 (boundaries) -240.01400 (\050start) -239.98900 (time) -240.01400 (and) -241.01400 (end) -239.99400 (time\051) -240.01900 (of) -241.01900 (each) ] TJ 11.95510 TL T* [ (action) -249.98300 (instance\056) ] TJ 11.95470 -15.04180 Td [ (A) -303.98600 (typic) 1 (al) -303.98600 (frame) 25.01300 (w) 10 (ork) -303.98100 (used) -302.99800 (by) -304.01800 (man) 14.99260 (y) -303.00300 (state\055of\055the\055art) -304.01800 (sys\055) ] TJ -11.95470 -11.95510 Td [ (tems) -371.01400 (\133) ] TJ ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 334.69500 469.98000 Tm (67) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 344.65800 469.98000 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 350.85500 469.98000 Tm (53) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 360.81700 469.98000 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 367.00400 469.98000 Tm (39) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 376.96600 469.98000 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 383.16300 469.98000 Tm (65) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 393.12600 469.98000 Tm (\054) Tj ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 399.31300 469.98000 Tm (26) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 409.27500 469.98000 Tm [ (\135) -372.02100 (is) -370.98200 (fusing) -371.99200 (a) -371.00200 (lar) 17.99700 (ge) -372.01600 (set) -370.98700 (of) -372.01600 (features) ] TJ -100.41300 -11.95510 Td [ (and) -329 (training) -327.99400 <636c6173736902657273> -329.01100 (that) -328.98900 (operate) -329.00400 (on) -328.01400 (sliding) -329 (windo) 25 (ws) -328.99400 (or) ] TJ 11.95510 TL T* [ (se) 15.01960 (gment) -433.98200 (proposals\056) -860.99800 (Recently) 64.99410 (\054) -479.99300 (an) -434.00600 (end\055to\055end) -433.99100 (deep) -434.00600 (learn\055) ] TJ T* [ (ing) -360.00100 (frame) 25.01300 (w) 10 (ork) -358.99200 (called) -360.01100 (Se) 14.98770 (gment\055CNN) -358.99900 (\050S\055CNN\051) -359.99400 (\133) ] TJ ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 505.56400 434.11600 Tm (47) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 515.52600 434.11600 Tm [ (\135) -359.98400 (based) ] TJ -206.66400 -11.95630 Td [ (on) -293 (3D) -293.00300 (Con) 40.01540 (vNets) -292.99300 (\133) ] TJ ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 382.52500 422.15900 Tm (60) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 392.48800 422.15900 Tm [ (\135) -293.99300 (dem) 0.99493 (onstrated) -294.00500 (superior) -292.99000 (performances) ] TJ -83.62580 -11.95510 Td [ (both) -435.98400 (in) -435.99300 (ef) 25.00810 <026369656e63> 14.99260 (y) -436 (and) -436 (accurac) 14.99750 (y) -436.98100 (on) -435.99600 (standard) -435.99100 (benchmarks) ] TJ 11.95470 TL T* [ (such) -312.99400 (as) -313.00400 (THUMOS\04714) -313.00200 (\133) ] TJ ET Q 0 1 0 rg q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 403.43700 398.25000 Tm (25) Tj ET Q 0 g q 10 0 0 10 0 0 cm BT /R36 9.96260 Tf 1 0 0 1 413.40000 398.25000 Tm [ (\135\056) -497.99500 (S\055CNN) -313.01600 (consists) -313.00700 (of) -313.00700 (a) -313.01200 (proposal) ] TJ ET Q q 3088.62000 1486.95000 2475.07000 2213 re W n /R71 Do Q q 10 0 0 10 0 0 cm BT /R36 8.96640 Tf 1 0 0 1 308.86200 137.73600 Tm [ (Figure) -371.00900 (1\056) -1043.98000 (Our) -370.98400 (frame) 24.99290 (w) 10.00920 (ork) -371.01700 (for) -370.98700 (precise) -371.01900 (temporal) -370.98700 (action) -370.02300 (localiza\055) ] TJ 10.95900 TL T* [ (tion\056) -312.02100 (Gi) 25.00660 (v) 14.98650 (en) -251 (an) -251 (input) -251.00800 (ra) 14.99740 (w) -250.99100 (video\054) -251.01300 (it) -250.00600 (is) -251.01300 (fed) -251.01300 (into) -251.00800 (our) -250.99700 (CDC) -250.00600 (localization) ] TJ T* [ (netw) 10 (ork\054) -265 (which) -261.02000 (consists) -261.99200 (of) -262.01600 (3D) -261.01100 (Con) 40.00390 (vNets) -262.01900 (for) -261.98600 (semantic) -260.98400 (abstraction) ] TJ T* [ (and) -247.99300 (a) -247.99300 (no) 14.98650 (v) 14.98650 (el) -247.98500 (CDC) -248.00200 (netw) 10 (ork) -247.98800 (for) -248.00200 (dense) -248.00700 (score) -247.98000 (prediction) -248.00200 (at) -247.98500 (the) -247.98500 (frame\055) ] TJ T* [ (le) 24.99570 (v) 14.98650 (el\056) -372.99600 (Such) -271.97900 <026e652d6772616e756c6172> -271.00700 (score) -270.98200 (sequences) -270.99900 (are) -270.98200 (combined) -270.99900 (with) -271.01500 (se) 15.01370 (g\055) ] TJ T* [ (ment) -249.02000 (proposals) -248.99300 (to) -249.01200 (detect) -249.01400 (action) -248.99800 (instances) -249.00900 (with) -249.01400 (precise) -247.99100 (boundaries\056) ] TJ ET Q Q Q q q 1 1 1 rg /a0 gs 48.40600 786.42200 515.18800 -52.69900 re f q /s5 gs /x6 Do Q q /s7 gs /x8 Do Q q /s9 gs /x10 Do Q q /s11 gs /x12 Do Q Q Q Q q 1 0 0 1 0 0 cm BT /F1 12 Tf 14.40000 TL ET 1 1 1 rg n 270 32 72 14 re f* 0.50000 0.50000 0.50000 rg BT /F2 9 Tf 10.80000 TL ET BT 1 0 0 1 297 35 Tm (5734) Tj T* ET Q endstream endobj 15 0 obj << /Filter /FlateDecode /Resources << /ExtGState << /a0 << /CA 1 /ca 1 >> >> /XObject << /x18 16 0 R >> >> /Length 28 /Group << /Type /Group /S /Transparency /CS /DeviceRGB /I true >> /BBox [ 78 746 96 765 ] /Type /XObject /Subtype /Form >> stream x+O4PH/VЯ0Pp 0 endstream endobj 16 0 obj << /Filter /FlateDecode /Resources 17 0 R /Length 107 /Type /XObject /BBox [ 78 746 96 765 ] /Subtype /Form >> stream xe AC̬wʠ =p,?]%+H-
Jc "82w8VSnGW;" endstream endobj 17 0 obj << /ExtGState << /a0 << /CA 1 /ca 1 >> >> >> endobj 18 0 obj << /Filter /FlateDecode /BitsPerComponent 8 /Height 105 /Length 8854 /ColorSpace /DeviceRGB /DecodeParms << /Columns 1571 /Colors 3 /Predictor 15 >> /Width 1571 /Subtype /Image >> stream xxTeIBH f ŕ""E.*(Pv- +(E@d .+A*UZ( ER$IaR~\>3p}xrLΜ9}ee &