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ghcacj(½ð±Ò+2):лл 2010-11-29 18:13:56
flowerstudy(½ð±Ò+1): 2010-11-29 20:38:15
ÒýÓûØÌû:
Originally posted by flowerstudy at 2010-11-28 18:52:27:
СµÜ£¬×î½üÔÚѧϰMC£¬¾õµÃGEMC¶ÔÎұȽÏÓÐÓ㬿ÉÊÇÔÚÍøÉÏ£¬ÎÒÔõô¶¼ÕÒ²»×Å¡£
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2Â¥2010-11-29 00:01:34
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qphll

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¡ï ¡ï
ghcacj(½ð±Ò+2):лл 2010-11-29 18:14:05
flowerstudy(½ð±Ò+1): 2010-11-29 20:38:20
ÒýÓûØÌû:
Originally posted by flowerstudy at 2010-11-28 18:52:27:
СµÜ£¬×î½üÔÚѧϰMC£¬¾õµÃGEMC¶ÔÎұȽÏÓÐÓ㬿ÉÊÇÔÚÍøÉÏ£¬ÎÒÔõô¶¼ÕÒ²»×Å¡£
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ûÓÐÈË»áÕâÑù¸øÄãµÄ, ¾ÍËãÎÒÓеϰ.

×Ô¼ºÐ´°É, ÓÐɶÀ§»óµÄ, ÄóöÀ´ÌÖÂÛ.

Ñо¿Õâ¸ö·, ÕæÃ»Óнݾ¶.
3Â¥2010-11-29 09:50:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
ÒýÓûØÌû:
Originally posted by qphll at 2010-11-29 09:50:07:



ûÓÐÈË»áÕâÑù¸øÄãµÄ, ¾ÍËãÎÒÓеϰ.

×Ô¼ºÐ´°É, ÓÐɶÀ§»óµÄ, ÄóöÀ´ÌÖÂÛ.

Ñо¿Õâ¸ö·, ÕæÃ»Óнݾ¶.

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4Â¥2010-12-02 10:47:45
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

qphll

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ghcacj(½ð±Ò+3):лл 2010-12-02 13:46:43
ÒýÓûØÌû:
Originally posted by zyj8119 at 2010-12-02 10:47:45:

²»¹ýÈç¹ûÄãÖªµÀGEMCµÄ´ó¸Å˼·£¬¿ÉÒÔ°ïÈ˼Òд¸öα´úÂ룬Êǰɣ¿¸ßÈË£¿

ÎÒÒ²¾ÍÖ»ÓÐÒ¦Ã÷µÄÒ»°ëÉí¸ß, ʵÔںܵÍ.

Â¥Ö÷Äã¶ÔÓÚGibbis MCµÄÁ˽â, ÓÐÄÄЩ? »¹ÓÐ, Äã´òËãÓÃËüÀ´×öʲô? Ŀǰ, Äã´òËãÔõÑù¿ªÊ¼×Ô¼ºÐ´? ÓÐÄÄЩ²Î¿¼ÎÄÏ×, »òÕßÊé?

ÎÒÕâ¸öÖÜĩǰ¿´¿´Äܲ»Äܽ«Î±ÂëŪ³öÀ´...

Èç¹ûʳÑÔ, ιÖÎÒ, ¹þ¹þ.
5Â¥2010-12-02 12:43:57
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
ÒýÓûØÌû:
Originally posted by qphll at 2010-12-02 12:43:57:


ÎÒÒ²¾ÍÖ»ÓÐÒ¦Ã÷µÄÒ»°ëÉí¸ß, ʵÔںܵÍ.

Â¥Ö÷Äã¶ÔÓÚGibbis MCµÄÁ˽â, ÓÐÄÄЩ? »¹ÓÐ, Äã´òËãÓÃËüÀ´×öʲô? Ŀǰ, Äã´òËãÔõÑù¿ªÊ¼×Ô¼ºÐ´? ÓÐÄÄЩ²Î¿¼ÎÄÏ×, »òÕßÊé?

ÎÒÕâ¸öÖÜĩǰ¿´¿´Äܲ»Äܽ«Î±ÂëŪ³öÀ´...  ...

α´úÂëÊÇ¿ÉÒÔ·­Òë³ÉÈκγÌÐòÓïÑԵġ£
6Â¥2010-12-03 10:52:50
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

qphll

½ð³æ (ÕýʽдÊÖ)


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zh1987hs(½ð±Ò+10):лл 2010-12-04 23:13:56
ghcacj(½ð±Ò+3, Ä£ÄâEPI+1):¾«²Ê´ðÒÉ 2010-12-06 12:16:56
´ðÓ¦¹ýµÄÊÂÇé, ËäÈ»¾õµÃÆäʵ¶ÔÂ¥Ö÷°ïÖúÒ²²»´ó. ÒòΪÎÒ²»¿ÉÄܸøÄãдһ¸öÍêÕûµÄGibbsMC, Èç¹ûÄã×Ô¼º²»Å¬Á¦È¥Àí½â, ÄÇôʲô¶¼Êǰ״î.

ÕâÊÇ´óÌå½á¹¹. °´ÕÕÐèÒªÌî³ä¾ÍÊÇÁË. Ó¦¸Ã´ËÌù²»»áÔÙ¸üÐÂÁË.

ÎļþÃû: GibbsMC.f90

ÎļþÄÚÈÝÈçÏÂ:

PROGRAM MC

  USE global
  IMPLICIT NONE

  ! Local
  INTEGER :: ibox, iblock, istep
  INTEGER :: ts,tf,rate
  DOUBLE PRECISION :: engtst, virtst, engerr

  ! Initialize the random number generator
  CALL seed_random(idum)
  
  ! Read the input file
  CALL read_input

  ! Get the start time
  CALL system_clock(count=ts, count_rate=rate)

  ! Perform minimization
  CALL relax
  
  ! Calculate energy and virial
  DO ibox = 1,n_box
    CALL eng_total(ibox,energy(ibox),virial(ibox))
    CALL write_config(ibox,0)
  ENDDO
  
  ! Loop over the blocks
  DO iblock = 1,n_blocks
   
    ! Reset basic statistics
    CALL stats(1,0,0)

    ! Reset optional statistics  
    IF(opt .EQ. 1) CALL sample(1,0,0)  

    ! Loop over the steps per block
    DO istep = 1,n_steps
      
      ! Perform a trial move
      CALL trial_move(iblock,istep)
     
      ! Accumulate basic statistics
      CALL stats(2,iblock,istep)

      ! Accumulate optional statistics
      IF(opt .EQ. 1) call sample(2,iblock,istep)

    ! End loop over the steps per block
    ENDDO


    ! Average basic statistics for iblock
    CALL stats(3,iblock,0)

    ! Average optional statistics for iblock
    IF(opt .EQ. 1) call sample(3,iblock,0)

    ! Update the max values (disp, volchng, etc)
    CALL update_max

   
    ! Print status
    IF(iblock .LE. n_equil) THEN
      IF(iblock .EQ. 1) WRITE(*,'(A)')'Equilibration stage... '
      IF(MOD(NINT(100.0d0*DBLE(iblock)),10*n_equil) .EQ. 0)&
        &WRITE(*,'(I0,A3)')NINT(100.0d0*DBLE(iblock)/DBLE(n_equil)),'%  '
       IF(iblock .EQ. n_equil) WRITE(*,*)''
    ELSE
      IF(iblock .EQ. n_equil + 1)  WRITE(*,'(A)')'Production stage... '
      IF(MOD(NINT(100.0d0*DBLE(iblock-n_equil)),10*(n_blocks-n_equil)).EQ. 0)&
        &WRITE(*,'(I0,A3)')NINT(100.0d0*DBLE(iblock-n_equil)/DBLE(n_blocks-n_equil)),'%  '
      IF(iblock .EQ. n_blocks) WRITE(*,*)''
    ENDIF

    ! Check the total and updated energy consistency for each box (every 10 blocks)
    IF(MOD(iblock,1) .EQ. 0) THEN
      DO ibox = 1,n_box
        CALL eng_total(ibox,engtst,virtst)
         engerr = dABS((engtst - energy(ibox)))
        IF (engerr .GE. 1.0d-5) THEN
          WRITE(*,*) 'WARNING: LARGE ERROR BETWEEN THE TOTAL AND UPDATED ENERGY'
          WRITE(*,'(A7,I0,A6,I0,A10,F20.8,A10,F20.8)')&
          &'BLOCK: ',iblock,' BOX: ',ibox,' UPD ENG: ',energy(ibox),' TOT ENG: ',engtst
        ENDIF
      ENDDO
    ENDIF

  ! End loop over the blocks
  ENDDO


  ! Get the finish time
  CALL system_clock(count=tf, count_rate=rate)

  ! Write the elapsed time to screen
  CALL time_elapsed(tf,ts,rate)

  ! Write basic statistics
  CALL stats(4,0,0)

  ! Write optional statistics
  IF(opt .EQ. 1) CALL sample(4,n_blocks+1,0)

  ! Write the final configurations
  DO ibox = 1,n_box
    CALL write_config(ibox,n_blocks+1)
  ENDDO


END PROGRAM MC
7Â¥2010-12-04 23:08:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
ÒýÓûØÌû:
Originally posted by qphll at 2010-12-04 23:08:18:
´ðÓ¦¹ýµÄÊÂÇé, ËäÈ»¾õµÃÆäʵ¶ÔÂ¥Ö÷°ïÖúÒ²²»´ó. ÒòΪÎÒ²»¿ÉÄܸøÄãдһ¸öÍêÕûµÄGibbsMC, Èç¹ûÄã×Ô¼º²»Å¬Á¦È¥Àí½â, ÄÇôʲô¶¼Êǰ״î.

ÕâÊÇ´óÌå½á¹¹. °´ÕÕÐèÒªÌî³ä¾ÍÊÇÁË. Ó¦¸Ã´ËÌù²»»áÔÙ¸üÐÂÁË.

ÎļþÃû: Gibb ...

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8Â¥2010-12-05 08:58:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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