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�������������� ���� ��������������������������� �! �"#%$'&)(
1 *,+.-)/ 1 0%132%4 1 56*87 2
1 9,:);%<%= 2 >3?A@%B%C)DAn evolutional optimization algorithm to provide individual illuminance in workplaces
Mitsunori MIKI1 Shingo TANAKA1 Tomoyuki HIROYASU1 Satoshi IKEDA2
1Doshisha University, 2Hitachi, Ltd
Abstract: We develop a new lighting system called the intelligent lighting system. This system can
provide necessary illuminances to desired locations and save energy. In this research, we propose Adaptive
Neighborhood Algorithm using Regression Coefficient (ANA/RC) for a control method of the intelligent
lighting system. This algorithm can grasp the position relation between the lighting and the illuminance
sensors using regression analysis. We confirmed the validity of the algorithm in an experiment.
1. E6FHG%IJHKMLONQPHRTSHUQVTWQXAYHZH[M\H]QXH^A_Q`QabZ)cHdeLfhghiMj,Xlk,mhXAnQoMplqhr,sAtvuAwhxMy,zh{T|vXM}lW~l� oM�A�hfMgv�A�%ahdbxhy,zM{M�lw,�AWvXA�htMqMrv��v� LM�h�M�h�Mfhg,`l�M�h�vzM�vcbWhYMZh[M\h]vsM^l_��z��Qc�s��H����w�xHy�z
[1][2]{A��w���XTq�r�W��H��S
�M�l�8� `l�MyMxh�M�M�h�MfMgv`A�h %dbxhy,zMslLM�M¡XANvPMRASMW,�M�lS �h�A�8� sA¢,�lw,plyMfMg ~A£M¤ �zM{l|QXlk,mlLM¥M¦M�v§MXA¨hWM�M�h�M�v`A�M h�,zM�vcsA©,�Aw,zM{|���WOL � oª��«O¬��®¯X�°O©��¯z����¯`�±³²�WO�����zAkvmMXA�v§A´Mµv¶ASM·v¸,cMd¹xMYMZh�,§M¶lSM·,¸hXMº»�`�t�¼½{�¾�q�rOW���L���§�´�µO����¿�À�ÁOÂ�`���y�kOÃÄ ZMJHÅQÆAÇQÈ,ÉeÊQ¸
(Adaptive Neighborhood Algorithm
using Regression Coefficient Ë ANA/RC)`T�HÌH�QzH{;QÆ
ÇÎÈÎÉÏÊθh�ÑÐÓÒÓZvÔÑÕ �ÏÖ(Stochastic Hill Climbing Ë
SHC)`T×�HS�cHdex�Ø � LÑ«H�Q§�sT�H��` ��ÙHÚ ¸H�TÛ
Ü���Ý�zO��c�W�L��O�������OÞ���z�´Oß�à�á¯`�â�ã�d³L�äåMæhç `AèhéMÜM�vzM{v�H�l�A¾vÆAÇ,ÈvÉbÊ,¸lW,�lLM�M�ÛMÜhê%cb�h�MÛMÜhê,`Aëv�M¿AÀhìMí,`l�MyMxh�M�Mî ÙAï�AðvñA�M�v§MXAòhóM�,`lôMõM�vzM�,c¹WMöMÒhZ,pA÷hø,`t%¼½{ù¾MúMWQ�ALO�MÌQÆTÇ,ÈQÉbÊQ¸MXTûHü,�TýMyHxHþMÿHL|,X��MöM]MØ ��� �����MU,VM�����)dbk���,`�M� {
2. � ��� ����� ���������YHZH�,§H¶TSH·Q¸H�TLFig.1
��M� � ¼T��� Ù���� Q�`! #" d¹kM�v§lL�$h²�%#&vpl�M�hî Ùlï LHØ �!� æhç�'`!(�) �+* � ��,�-h�,zh�,cbW#.�/ �bw,zh{TYhZM�v§¶ASh·,¸AWv�ALM«M¬hM®,�l�M�hî ÙAï �10 �M�v`�2Mz!34 _v�A�,z!5%cby%¼¹�M�M´hßMàhá,`�6hõM�,z!7�8lWMLM«�,§hs,±+9hZ,pA�h�MÛMÜv`�: �<; d¹LMèMÃ,pA�h�,�AÛhÜd¹xhy�=½{,�h�A�lYhZM�v§M¶lSM·v¸lW,�lLH�v§!>M�h�hîÙlï X�?#@�Ah�v`�B#C%c¹�,zh�,clpD= L�EvX�F#GDH,�<I�bwvz�JMv�M`Aëv�A�,§hsA�M�hî ÙAï �Að,ñl�MòMóh�,`K�L dbLMèMÃvpA�M�v`AöMÒ � =¹÷MøM�vzM�,c¹WMLh«H¬h
®,X,a+MM�M�,`�N�O�=b�M M�,zM�,cAsTW�PMzM{YMZh�,§M¶lSM·,¸hXAè#Q,X�R#S,�AL#T�U,`�V#W%d¹xM´µh�vz�C#Nv� £h¤ Ý#XªLM«h�v§Ms!Y�ZvX�Jhv��Hv�M±<9Zv�l´Mµv`At�[AxhyvzM�,c¹W�2hzM{A|,Xlk,mlLQ¶lSM·v¸X�\#]�^M]vs�_`=+Q�a#b,pANvPMRAS,�AØhyMx ~ ¶ASh·,¸X�_My�c�dM],s�e%�ew,zM{
Fig. 1 Configuration of Intelligent Lighting System
3. fDg�h`i jDk l`m�n`o �Dp`q rDs tvu�w`�(ANA/RC)
3.1 x�y�z�{�|�}+~��ANA/RC
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zM{�T���WMèHé�X / Ö � � zH¿AÀMÁM βXAôMõ,� 4�� X
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P (k)=P (k-1)-W (k)S(k)W (k)
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ance
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ance
Fig. 2 The regression line according to the distance
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Fig. 3 Seven types of the neighborhood
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Fig. 5 History of illuminance
Fig. 6 History of power
Fig. 7 Steady state
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`T�Hy,zH�QceWHLO�H�H�H�HfHgQ`�M %dbL�HAý�? æHç p���@,`A�M MW�PMzM�,cAsMu�HMzM{4.2 ������6 ����8 ��� ��{������9k����_A�,XA²AzM�Ay,�A�Ay��hfMgMWht�[AkvsALM�h¡,X��#�U V W X���� ~ t ¼ B C s 2 z {A| � W � � � U V �ANA/RC
`A�MyMkMYHZM�,§M¶ASM·,¸H`�.��%dbLM|,X��Mö]�X�����`�t�¼Í{eq�r���X������ ��� S�.! �`�6 8½L�|���
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Fig.9�Q� L «H¬HM®QXQa�MH�H�,sT�H HW�PTxMyQzH�Qc
s�u�H�zO{���k�L�a MO����s � y�����î Ù�ï ��ØOy�x��ù���3,s,a+MM�M� �,� è�Q
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4�
Fig. 9 Distribution of the luminance and illuminance
Fig. 10 Daily power consumption
� N�CMzM�,cAsAW�PAk,{ 4 _,XM�Qc�H,�bLANA/RC
`T�yMkhYMZM�v§M¶ASh·,¸M�l�����hU,VM�lØMyMx ~ �MöhW�2zM�,cAsMu�HMzM{
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ANA/RC`A�MyMkMY
ZM�v§M¶ASh·,¸M�!N�O�=¹�M�h�M�Mfhg,`A�h %dbLDHAý�?æMç p���@v`A�h M�,zh�,cA`lÐ�RhW�PAkv{M�AkMLh�����UvVh���#�M�,zh�,cA� � [AxhL7G�HvXA�v§AfMg cSI�T%d3�,X æMç7� u,s�%�&MW�2�[AkQ{U+V+W+X
[1] Peter R. BoyceL
Neil H. EklundL
S. Noel Simpson: In-
dividual Lighting Control: Task Performance, Mood,
and Illuminance, JOURNAL of the Illuminating Engi-
neering Society, pp.131-142, Winter 2000
[2] Y�Z\[�] L Y�^ a�_hL�` aQb�� :�lS � �,§hXl�
Kh´hµ,slYMZh[M\h],��B�chzAòhó,�MÞl�,zlq�d,*
¾�e�� K�f fMg7g�h�i�j, Vol.603, pp.101-109, 2006
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