Embodiment
Below, with reference to accompanying drawing, embodiments of the present invention are described.
As the structure that the lighting environment suggesting system for wearing shown in embodiments of the present invention is such as configured to as shown in Figure 1.This lighting environment suggesting system for wearing forms lighting environment 1 by possessing multiple ligthing paraphernalia 1a.Ligthing paraphernalia 1a carries out action according to the control signal from lighting control section 2.Carry out action by ligthing paraphernalia 1a, state and brightness, the color etc. of this lighting environment 1 are adjusted.Lighting control section 2 carries out action according to the control of personal computer 3.Personal computer 3, according to the operation of operating portion 5, controls the picture display on lighting control section 2, display 4.The situation realized by lighting environment 1, the formation ligthing paraphernalia 1a of lighting environment 1, the parameter etc. of each ligthing paraphernalia 1a can be presented on display 4 by this lighting environment suggesting system for wearing as required.
In this lighting environment suggesting system for wearing, such as by the manager etc. of the user be seated in lighting environment 1, illumination, operation is carried out to make personal computer 3 to operating portion 5 and carry out action, controlled to make it change lighting environment 1 by this personal computer 3 pairs of lighting control section 2.In addition, even if in fact there is not lighting environment 1, lighting environment suggesting system for wearing also can utilize CG picture to be presented on display 4 by the state of lighting environment 1, and user is presented in the change of lighting environment 1.
This lighting environment suggesting system for wearing has functional each portion as shown in Figure 2.Lighting environment suggesting system for wearing has lighting environment 1, database 11, information input unit 12, loosen value operational part 13, information storage part 14, loosen value difference divides calculating part 15 and presentation portion 16.
Lighting environment 1 is made up of multiple ligthing paraphernalia 1a as described above.
Database 11 be by the room realizing lighting environment 1, by light scene to represent the database of the state of lighting environment 1.In database 11, such as, the information as " state of each ligthing paraphernalia 1a " and so on of the state of lighting environment 1 is stored accordingly with " living room (living) " as room, " the bright reunion scene " as light scene.The kind (comprising light source) of the state representation ligthing paraphernalia 1a of this each ligthing paraphernalia 1a, the setting position of ligthing paraphernalia 1a, luminous intensity distribution, light modulation, toning.
Such as, when room is living room and is in the light scene of bright reunion, in order to form Fig. 3 (a) shown in lighting environment 100, utilize database 11 to set the state of each ligthing paraphernalia 1a as (b) of Fig. 3.This lighting environment 100 comprises the LED down 1a of the rear side near three LED down 1b of the central authorities near cabinet for television set 101 upper surface, line style illumination 1d, two, the front side LED down 1c of ceiling of lower surface, desk 102, sofa 103.
Such as come composition data storehouse 11 by personal computer 3, lighting control section 2, not shown server etc.Database 11 is such as stored in personal computer 3, provides (1) reference illumination environmental data, (2) target illumination environmental data according to user, gerentocratic operation to lighting environment 1.This reference illumination environmental data is the data for realizing reference illumination environment.This reference illumination environmental data comprises the command value of the kind (comprising light source) of ligthing paraphernalia 1a, the setting position of ligthing paraphernalia 1a, luminous intensity distribution, light modulation, toning.This target illumination environmental data is the data for realize target lighting environment.This target illumination environmental data comprises the command value of the kind (comprising light source) of ligthing paraphernalia 1a, the setting position of ligthing paraphernalia 1a, luminous intensity distribution, light modulation, toning.
The arbitrary lighting environment that reference illumination environment representation is selected by user, manager etc.On the other hand, target illumination environment is the lighting environment after changing from reference illumination environment, is the lighting environment after being changed by user, manager etc. after experiencing reference illumination environment.In order to change to target illumination environment from reference illumination environment like this, lighting environment 1 comprises lighting environment selection portion 1A.Lighting environment selection portion 1A is for selecting the state of each ligthing paraphernalia 1a forming lighting environment 1.Lighting environment selection portion 1A is the function realized by the light adjusting circuit etc. in the personal computer 3 of the operation accepting user, manager etc., the lighting control section 2 exporting control signal to ligthing paraphernalia 1a and ligthing paraphernalia 1a.
Information input unit 12 inputs the comfort value of the user produced from lighting environment 1 and clear-headed value.When lighting environment 1 is reference illumination environment, information input unit 12 is inputted with reference to comfort value with reference to clear-headed value.When lighting environment 1 is target illumination environment, target comfort value and the clear-headed value of target are inputted to information input unit 12.
Relation such as Fig. 4 between comfort value with clear-headed value shows as the psychological space of the user corresponding with the illumination condition (light scene) realized by lighting environment 1 like that.Such as, (1) reference illumination environment is the situation that the low and clear-headed value of comfort value is high, and (2) target illumination environment is the low and situation that comfort value is high of clear-headed value.About comfort value and clear-headed value, such as, survey is carried out to user, waited that by manager this comfort value and the result of value as survey of regaining consciousness are input to information input unit 12.This action calculates the comfort value of user and the subjective information operational part of clear-headed value as the information of the subjectivity inputted based on user and plays function.
As shown in Figure 5, by obtaining the mental measurement data of user under the state setting lighting environment 1, obtain representing the numerical value of comfort and representing the numerical value of clear-headed sense.Mental measurement is by implementing with comfort, the investigation (SD method (semantic differential method, semantic differential method) etc.) feeling relevant of regaining consciousness.
Loosen value operational part 13 and loosen value based on being come by the comfort value accessed by mental measurement and clear-headed value in compute illumination environment 1.This value of loosening utilizes the value calculated with comfort value and the clear-headed value arbitrary function that is parameter.The allowance that user feels is higher, and this value of loosening is higher numerical value.
In addition, in this lighting environment suggesting system for wearing, also except mental measurement, also can carry out physiological measurements.Physiological measurements comprises the measurement of central nervous system (E.E.G, brain blood flow etc.), the measurement of autonomic nerves system (electrocardio, skin potential etc.).
When carrying out physiological measurements, lighting environment suggesting system for wearing has Biont information operational part 21 and organism probe portion 22 as shown in Figure 2.The Biont information (organism measurement data) of organism probe portion 22 detecting user.Biont information operational part 21 calculates the comfort value of user and clear-headed value based on the Biont information detected by organism probe portion 22.Then, loosen value operational part 13 to carry out computing loosen value based on being input to the comfort value of user of information input unit 12 and clear-headed value and the comfort value of user calculated by Biont information operational part 21 and clear-headed value.
Organism measurement data comprises the measurement data of central nervous system (E.E.G, brain blood flow etc.), the measurement data of autobnomic nervous system (electrocardio, skin potential etc.) as shown in Figure 6.
Utilize and obtain comfort such as formula 1 such arithmetic expression.Utilize and obtain clear-headed value such as formula 2 such arithmetic expressions.
Comfort=constant+Σ (weight coefficient × to the contributive parameter of comfort) (formula 1)
Clear-headed sense=constant+Σ (weight coefficient × to the contributive parameter of clear-headed sense) (formula 2)
About to the contributive parameter of comfort, to the contributive parameter of clear-headed sense, parasympathetic activity index (LN (HF)), skin potential level (SPL), E.E.G power (P), E.E.G power coefficient correlation (X) as shown in Figure 6 can be listed.× 8ch=40 group that E.E.G power (P) comprises (θ, α 1, α 2, β 1, β 2 ripple).E.E.G power coefficient correlation (X) comprise (θ, α, β ripple) ×
8c
2=84 groups.The parameter high to the contribution degree in the contributive parameter of comfort is X
1,6, β(normalisation coefft :-0.812), θ
fp10.673), X (normalisation coefft:
1,3, β(normalisation coefft: 0.577).The parameter high to the contribution degree in the contributive parameter of clear-headed sense is X
1,8, β0.750), X (normalisation coefft:
1,2, α(normalisation coefft :-0.498), β 1
010.534), X (normalisation coefft:
1,7, θ(normalisation coefft: 0.412).Biont information operational part 21 makes each used parameter be multiplied with the weight coefficient of regulation to sue for peace, and is added with constant.Thus, Biont information operational part 21 at least uses the high parameter of the contribution degree of comfort value and clear-headed value to carry out computing, can calculate the high comfort value of estimated accuracy and clear-headed value thus.
E.E.G power (P) is the spectral power of each frequency band.By the frequency analysis etc. of E.E.G, E.E.G power is such as calculated as θ (4.1 ~ 7.8Hz), α 1 (8.0 ~ 10.0Hz), α 2 (10.0 ~ 13.0Hz), β 1 (13.0 ~ 20.0Hz), β 2 (20.0 ~ 30.0Hz).
In addition, by the cross-correlation analysis etc. of the E.E.G power between each brain wave electrode, such as, utilize following formula to calculate E.E.G power coefficient correlation (X).In addition, E.E.G power (P), E.E.G power coefficient correlation (X) also can by each individual proper standard.
X
i,j,k=<V
i,kV
j,k>/<V
2 i,k><V
2 j,k>
i,j=1~8(Fp1,Fp2,F3,F4,C3,C4,O1,O2)
k=θ、α、β
In above-mentioned formula, V
i,krepresent the composition of the k frequency band of the spectral power calculated at i place, each brain wave electrode position.In addition, 1 ~ 8 of i, j represents each brain wave electrode position shown in Fig. 7.These electrode positions 1 ~ 8 select Fp1, Fp2, F3, F4, C3, C4, O1, O2 to obtain from a large amount of E.E.G analytic targets.Thus, electrode position is not limited to the example of Fig. 7, also can be that other selects example.
The parameter X high to the contribution rate in the contributive parameter of comfort is such as described
1,6, β.E.E.G power coefficient correlation X
1,6, β1) and C4 (electrode number: the coefficient correlation of the E.E.G power of the β frequency band 6) be brain wave electrode position Fp1 (electrode number:.In addition, to comfort another parameter θ contributive
fp1it is brain wave electrode position Fp1 (electrode number: the 1) spectral power of the θ frequency band at place.
When obtaining comfort value and clear-headed value by physiological measurements like this, loosening value operational part 13 and also coming to loosen value in compute illumination environment 1 based on comfort value and value of regaining consciousness.When also carrying out organism measurement except mental measurement, expecting to loosen value operational part 13 and using the comfort value that obtained by mental measurement and clear-headed value between comfort value between the comfort value obtained by organism measurement and the clear-headed value obtained by mental measurement and the clear-headed value obtained by organism measurement carries out computing.In this case, expect that loosening value operational part 13 carries out adjusting to make not secund comfort value and clear-headed value.
Loosening value operational part 13 also can use the comfort value and clear-headed value that obtain from mental measurement to correct the estimated value of the comfort value obtained by physiological measurements and clear-headed value.Such as, as the originate mode of lighting environment suggesting system for wearing, calibration function is prepared in advance.This calibration function is as follows: often repeat to present about 2,3 times with reference to lighting environment data etc., just implements mental measurement and this two side of physiological measurements.And calibration function uses the comfort value obtained from mental measurement that is input to information storage part 21 and clear-headed value to revise the estimated value of the comfort value calculated from physiological measurements with value of regaining consciousness.In this case, correction factor etc. is stored according to the correction degree of the comfort value obtained from physiological measurements and clear-headed value.Due to user's correction factor alone can be obtained, therefore, it is possible to absorb the individual difference of the data obtained from the physiological measurements of user, thus the arithmetic expression of comfort value and the clear-headed value being suitable for individual subscriber can be revised out.By using the arithmetic expression revised like this and obtain, after calibration, correction factor can be utilized only carrying out comfort value that physiological measurements obtains and clear-headed value is revised.Thereby, it is possible to not only considered that physiological measurements also contemplates the high comfort value of the precision of mental measurement and clear-headed value, and then precision can calculate higher and loosen sense.In addition, loosen value operational part 13 and both can be weighted comfort value and clear-headed these both sides of value, also can obtain best comfort value and clear-headed value by calibration.Thus, loosen that value operational part 13 can use from mental measurement and organism are measured which measure all appropriate comfort value and clear-headed value and carry out computing and loosen value.
Further, this lighting environment suggesting system for wearing also can not carry out mental measurement, and loosens value based on what carried out compute illumination environment 1 by the comfort value accessed by physiological measurements and clear-headed value.In this case, lighting environment suggesting system for wearing also can will be provided to information input unit 12 by means of only the comfort value accessed by physiological measurements and clear-headed value as described above.Then, the comfort value calculated by Biont information operational part 21 and clear-headed value are only provided to and loosen value operational part 13 by information input unit 12.
Specifically, loosen computing that value operational part 13 carries out following formula 3 or formula 4 to obtain and loosen value.
Loosen value=a × comfort+b × clear-headed sense+c (formula 3)
Loosen value=a × comfort-b × clear-headed sense+c (R=0.766) (formula 4)
A, b, c in above-mentioned formula 3, formula 4 represent coefficient respectively.
Can with target variable, comfort, clear-headed sense for explanatory variable, utilize to calculate such as formula 3 such models loosen sense by multiple regression analysis.In addition, the result that sense is subjective assessment is loosened.In addition, comfort, clear-headed sense are the result of subjective assessment or the estimated value based on physical signs as described above.In addition, in the model of formula 4, loosen the data of sense with 9 stage subjective assessments by 0 ~ 100%.
Thus, such as shown in Fig. 8, even the lighting environment 1 of a Room one lamp (1e) (a), under the bright lighting environment 100a as (a-1) with dark lighting environment 100b as (a-2), also can calculate and different loosen value.In addition, the lighting environment 1 of the multi-lamp of one room of (b) even of Fig. 8 (1a ~ 1d, 1f), under the bright lighting environment 100c as (b-1) with dark lighting environment 100d as (b-2), also can calculate and different loosen value.
Be stored in information storage part 14 by loosening the value of loosening that value operational part 13 calculates.Input by information input unit 12 reference the comfort value that produces from reference illumination environment as a reference and loosen value 5a and be stored in information storage part 14 by loosening value operational part 13 based on the regain consciousness reference that value calculates of this reference comfort value and reference with reference to clear-headed value.In addition, input the target comfort value that produces from target illumination environment and target by information input unit 12 to regain consciousness value loosen value 5b by loosening value operational part 13 be stored in information storage part 14 based on regain consciousness target that value calculates of this target comfort value and target.
Loosen value difference to divide calculating part 15 to loosen value 5a from the reference that information storage part 14 stores to deduct target and loosen value 5b and loosen value to calculate difference.
Presentation portion 16 presents loosens value by loosening the difference that value difference divides calculating part 15 to calculate.Presentation portion 16 such as utilizes numerical value, image to loosen value to present difference as the display 4 shown in Fig. 1.In addition, presentation portion 16 also can utilize sound to present and loosen value.
Specifically, presentation portion 16 also as shown in Figure 9, can utilize the image 200 of suggestion lighting environment 1 to present difference and loosens value.I.e. " loosening value: Δ Δ " in this image 200, show expression target illumination environment CG image 201a and target loosen value 211.In addition, image 200 shows the CG image 201b of expression reference illumination environment and is " loosening value: ×× " with reference to loosening value 212.Further, image 200 shows as loosening value 210 from reference lighting environment to the difference loosening the change of value of target illumination environment is " difference loosens value: 00 ".Thus, lighting environment suggesting system for wearing can utilize numerical value to make degree of relaxation when comparing with reference to lighting environment and target illumination environment cognitive.
Further, lighting environment suggesting system for wearing also can present the lighting environment 1 by light scene in the image 200.In this image 200, have CG image 202, the CG image 203 of " reunion ", the CG image 204 of " having a meal ", the CG image 205 of " arenas (theatre) " of " party (party) " as light scene.Thus, can also with user to the selection of arbitrary light scene correspondingly, switch reference illumination environment and target illumination environment and present difference and loosen value.Thus, according to this lighting environment suggesting system for wearing, such as can realize lighting environment 1 with showroom (showroom), while the CG image of viewing lighting environment 1, the high lighting environment of value 1 is loosened in suggestion.
Further, lighting environment suggesting system for wearing also can make image 200 comprise the setting image 206 of metope embedded type guidance panel.This setting image 206 makes it possible to setting to the lighting environment 1 when the light scene of select button 301 setting in metope embedded type guidance panel 300 as shown in Figure 10 and this light scene.Thus, the light scene in oneself metope embedded type guidance panel 300 can be set as loosening the high lighting environment of value 1 by lighting environment suggesting system for wearing, thus can contribute to the customer satisfaction of the lighting environment 1 improving oneself.
Further, presentation portion 16 also can show as shown in Figure 11 and will loosen value and be overlapped in the psychological space image 400 of two-dimentional psychological space gained of comfort, clear-headed sense.Now, presentation portion 16 obtains: with reference to comfort value, with reference to clear-headed value with reference to loosening value; The clear-headed value of target comfort value, target and target loosen value; And difference loosens value.Presentation portion 16 take comfort as transverse axis, with clear-headed sense for the longitudinal axis, comes zoning according to the scope loosening value corresponding with comfort value and the clear-headed combination felt.In the example of this psychological space image 400, according to comfort value and the clear-headed combination be worth, comprise the region 401,402,403,404 that four are loosened value.Such as establishing the number of lights by changing LED down bright lighting environment 1 (b-1) in (b) of Fig. 8, making target loosen value and becoming and loosen value higher than difference.In this case, to utilize arrow to loosen the mode that value is connected present with reference to loosening value and target.In addition, if the setting position by changing illumination platform bright lighting environment 1 (b-2) in (b) of Fig. 8, making target loosen value and becoming and loosen value higher than difference.In this case, to utilize arrow to loosen the mode that value is connected present with reference to loosening value and target.Thereby, it is possible to comfort visually understandable mode presents from reference illumination environment to target illumination environment change, clear-headed sense, loosen value.
As above, according to this lighting environment suggesting system for wearing, utilize presentation portion 16 to present to loosen from target the difference that value deducts with reference to loosening value gained and loosen value, can advise thus loosening the higher lighting environment of sense.
Even if sometimes according to Figure 12 (b) shown in the difference of lighting environment 1 carry out survey, also can obtain following result as shown in Figure 12 (a): although be the lighting environment of different brightness, loosen sense roughly the same.Even if such as only carry out survey for loosening sense, although the quantitatively evaluating loosening sense also can be carried out, Quality Assessment cannot be carried out.Such as, cannot to during bright in lighting environment loosen sense, dark time sense of loosening be separated.
On the other hand, the lighting environment suggesting system for wearing according to the present embodiment, can not only carry out the quantitatively evaluating loosening sense, can also carry out the Quality Assessment loosening sense according to the data of the psychological condition of comfort value and the such two dimension of clear-headed value.In addition, due to the Quality Assessment loosening sense can be carried out, therefore, it is possible to suggestion provides loosen the various light scene loosening sense of the much higher kind of sense.
In addition, the program that the function of above-mentioned lighting environment suggesting system for wearing also can utilize personal computer 3 to possess realizes.Such as, program can be utilized realizing information input unit 12, loosen value operational part 13, loosen the function that value difference divides calculating part 15.Further, program can be utilized realize the making of the display data that will be shown by presentation portion 16.
Further, in the lighting environment 1 that oneself waits, also can be possessed for setting the program loosening the high light scene of value to metope embedded type guidance panel 300 by oneself personal computer 3.This program is the setting program of metope embedded type guidance panel 300.This program is such as kept in the recording mediums such as CD or from the server of outside and downloads.This program obtains reference illumination environmental data, target illumination environmental data from the database 11 of the server of CD or outside.This program controls oneself ligthing paraphernalia 1a according to reference illumination environmental data, target illumination environmental data.In addition, this program can be carried out difference as above and be loosened the presenting of value, process for the setting etc. of the light scene of metope embedded type guidance panel 300.
Then, the situation adding other function in above-mentioned lighting environment suggesting system for wearing is described.
Lighting environment suggesting system for wearing also can loosen value for selecting new target illumination environment negative in difference, this new target illumination environment change in the kind (comprising light source) of the ligthing paraphernalia for determining reference illumination environment, setting position, luminous intensity distribution, light modulation, toning at least any one obtains.This selection action is undertaken by the lighting environment selection portion 1A in lighting environment 1.Lighting environment suggesting system for wearing calculates new difference and loosens value, and this new target illumination environment loosens value from the new target calculated based on the comfort value the new target illumination environment selected by lighting environment selection portion 1A and clear-headed value to deduct the value that the value gained of value is loosened in reference.Lighting environment suggesting system for wearing carries out setting new target illumination environment to calculate the action that new difference loosens value repeatedly, until it is just that this new difference loosens value.Thereby, it is possible to only make the lighting environment 1 loosening value higher than reference illumination environment become target illumination environment.
Specifically, when being located at the light modulation degree changing main ligthing paraphernalia 1a as shown in (a) of Figure 13, as (b) of Figure 13, the target of target illumination environment (1) is loosened value and is loosened value lower than the reference of reference illumination environment and difference is loosened value and become negative.In this case, lighting environment suggesting system for wearing improves the light modulation degree having changed the ligthing paraphernalia 1a of light modulation degree, forms new target illumination environment (2).Thereby, it is possible to make the target of new target illumination environment (2) loosen value loosen value higher than reference.
Another lighting environment suggesting system for wearing when difference loosen value for more than prespecified positive threshold value using target illumination environment as new reference illumination environment.Then, lighting environment suggesting system for wearing selects new target illumination environment, this new target illumination environment from this new reference illumination environment change the kind of ligthing paraphernalia (comprising light source), setting position, luminous intensity distribution, light modulation, toning at least any one obtains.Lighting environment suggesting system for wearing calculates new difference and loosens value, and it is loosen value from the new target of this new target illumination environment to deduct the value that the value gained of value is loosened in reference that this new difference loosens value.Lighting environment suggesting system for wearing carries out setting new target illumination environment to calculate the action that new difference loosens value repeatedly, until this new difference loosens value for the value lower than threshold value.At this, whether be intended to significantly change according to user and loosen value etc. and come by experience setting threshold.
Specifically, when being located at the toning changing main ligthing paraphernalia 1a as shown in (a) of Figure 14, as (b) of Figure 14, the target of target illumination environment (1) is loosened value and is loosened value than the reference of reference illumination environment and significantly rise.Now, lighting environment suggesting system for wearing judges that difference loosens value (1) whether as threshold value more than the Δ relax of regulation.When difference loosen value (1) be regulation threshold value more than Δ relax, target illumination environment (1) is set as new reference illumination environment, the light modulation degree of the ligthing paraphernalia 1a that automatic change is main, forms the target illumination environment (2) of renewal.Then, the threshold value Δ relax that value (2) is less than regulation is loosened in the reference that the target that lighting environment suggesting system for wearing makes the reference in new reference illumination environment loosen value and new target illumination environment (2) loosens value.Value is loosened higher than the lighting environment loosening value obtained under initial reference illumination environment (1) thereby, it is possible to stably extract.
In addition, above-mentioned execution mode is an example of the present invention.Therefore, the present invention is not limited to above-mentioned execution mode, even the mode beyond this execution mode, as long as be in the scope not departing from technological thought involved in the present invention, just can carry out various change according to design etc., this is natural.
The all the elements of Japanese Patent Application 2011-276179 (applying date: 2011 12 years 16 days) are quoted at this.
utilizability in industry
According to the present invention, utilize presentation portion to present and loosen from target the difference that value deducts with reference to loosening value gained and loosen value, can advise thus loosening the higher lighting environment of sense.
description of reference numerals
1: lighting environment; 1A: lighting environment selection portion; 12: information input unit; 13: loosen value operational part; 14: information storage part; 15: loosen value difference and divide calculating part; 16: presentation portion; 21: Biont information operational part; 22: organism probe portion.