archivo . md

entrega/solucion.md

+```python
+import numpy as np
+import matplotlib.pyplot as plt
+##import cv2
+import matplotlib.image as mpimg
+from matplotlib.pyplot import figure
+import scipy.optimize as opt
+from scipy.optimize import curve_fit
+```
+
+
+```python
+images_path = 'data/zapatocaImage.jpeg'
+img = mpimg.imread(images_path)
+figure(num=None, figsize=(9, 7), dpi=80, facecolor='w', edgecolor='k')
+plt.imshow(img[300:400,400:600])
+plt.show()
+```
+
+
+    
+![png](output_1_0.png)
+    
+
+
+
+```python
+##lena = plt.imread('data/zapatocaImage.jpeg')
+print(type(img))
+print(img.shape)
+size = img.shape
+```
+
+    <class 'numpy.ndarray'>
+    (789, 1184, 3)
+
+
+
+```python
+R = img[:,:,0]
+G = img[:,:,1]
+B = img[:,:,2]
+```
+
+
+```python
+figure(num=None, figsize=(9, 7), dpi=80, facecolor='w', edgecolor='k')
+plt.imshow(R)
+plt.title("Canal Rojo")
+plt.colorbar()
+##plt.figure()
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feaf4497ac8>
+
+
+
+
+    
+![png](output_4_1.png)
+    
+
+
+
+```python
+figure(num=None, figsize=(9, 7), dpi=80, facecolor='w', edgecolor='k')
+plt.imshow(G)
+plt.title("Canal verde")
+plt.colorbar()
+##plt.figure()
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feaf9473fd0>
+
+
+
+
+    
+![png](output_5_1.png)
+    
+
+
+
+```python
+figure(num=None, figsize=(9, 7), dpi=80, facecolor='w', edgecolor='k')
+plt.imshow(B)
+##plt.imshow(B,cmap = 'gray')
+plt.title("Canal azul")
+plt.colorbar()
+##plt.figure()
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feaf93b3470>
+
+
+
+
+    
+![png](output_6_1.png)
+    
+
+
+
+```python
+T = 0.299*R+0.587*G+0.114*B
+notT = R+G+B
+```
+
+
+```python
+figure(num=None, figsize=(9, 7), dpi=80, facecolor='w', edgecolor='k')
+plt.imshow(T, cmap = 'gray')
+plt.title("total blanco y negro")
+plt.colorbar()
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feaf92e49b0>
+
+
+
+
+    
+![png](output_8_1.png)
+    
+
+
+### En lo que vamos a partir la imagen
+
+
+```python
+particion = 10
+part_elevation = size[0]/particion
+part_wide = size[1]/particion
+```
+
+## Funciones a definir, 
+
+### importante, he puesto siempre T, debo cam,biar eso y poner como entrada B de alguna forma (CREO)
+
+
+```python
+CRITT = 8
+##imgtt_copy = T.copy()
+imgtt_copy = np.zeros([size[0],size[1]])
+
+def minn(a):
+    b= int(round(a))
+    if a < b:
+        return int(b-1)
+    else:
+        return int(b)
+
+def maxx(a):
+    b= int(round(a))
+    if a > b:
+        return int(b+1)
+    else:
+        return int(b)
+
+def img_part(a,b,Y): ## a #de matriz en altura, b lo mismo pero con ancho ; 0<a<20
+    X = Y[minn(a*part_elevation):minn((a+1)*part_elevation) , minn(b*part_wide):minn((b+1)*part_wide) ]
+    return X
+
+def histpart_init(img_partt): # creo el histograma y lo inicio en cero
+    hist_range = maxx(np.max(img_partt)) - minn(np.min(img_partt)) 
+    hist_arrayy = np.zeros( hist_range +1 )
+    return hist_arrayy
+
+def histpart_full(histt,imgtt):
+    sizezz = imgtt.shape
+    for i in range (0,sizezz[0],1):
+        for j in range (0,sizezz[1],1):
+            ##a = imgtt[i,j]
+            v = minn(imgtt[i,j] - np.min( imgtt )  ) ## revizr si poner maximo o minimo, detalles!!
+            histt[ int(v) ] += 1
+    return histt
+##sum(hist_full)=minn(part_elevation)*minn(part_wide) ## deberia cumplirse esto
+
+def criteri_histograma(histt):  ## criterio: si estamos mas alla de np.max(hist_full)/10 es decir un decimo de la mediana
+    ##CRITT =5
+    maxx = np.max(histt)
+    for i in range (0,histt.size,1):
+        if histt[i] > maxx-1:
+            aa = i
+    for j in range (aa+2,histt.size,1):
+        if histt[j] < maxx/CRITT:
+            ccc = j
+            break
+    return ccc
+
+def clean_part(crit_hist,imgtt):
+    sizezz = imgtt.shape
+    imgttTT = imgtt.copy() 
+    for i in range (0,sizezz[0],1):
+        for j in range (0,sizezz[1],1):
+            if imgtt[i,j] < (np.min(imgtt) + crit_hist):
+                imgttTT[i,j] = np.min(imgtt)+crit_hist
+            if imgtt[i,j] < 55: ##solo por jugar
+                imgttTT[i,j] = 55
+    return imgttTT
+
+def New_image(a,b,X,Y): ## parte filtrada, copia de la imagen toral que modificare  
+    ii = 0
+    for i in range (minn(x*part_elevation), minn((x+1)*part_elevation) ,1 ):
+        jj=0
+        for j in range (minn(y*part_wide), minn((y+1)*part_wide)  , 1 ):
+            X[i,j] = Y[ii,jj]
+            jj += 1
+        ii += 1
+```
+
+
+```python
+T_PART= img_part(6,5,T)
+hist = histpart_init(T_PART)
+hist_full = histpart_full(hist,T_PART)
+plt.title("histograma, minimo es : "+str(np.min(T_PART)) )
+plt.plot(hist_full)
+```
+
+
+
+
+    [<matplotlib.lines.Line2D at 0x7feaf597ee10>]
+
+
+
+
+    
+![png](output_13_1.png)
+    
+
+
+
+```python
+criterio_hist = criteri_histograma(hist_full)
+criterio_hist
+```
+
+
+
+
+    68
+
+
+
+
+```python
+criterio_hist = criteri_histograma(hist_full)
+clean_image = clean_part(criterio_hist,T_PART)
+plt.imshow(clean_image, cmap = 'gray')
+plt.title("parte blanco y negro")
+plt.colorbar()
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feaf5837d68>
+
+
+
+
+    
+![png](output_15_1.png)
+    
+
+
+
+```python
+plt.imshow(T_PART, cmap = 'gray')
+plt.title("original blanco y negro")
+plt.colorbar()
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feaee6479b0>
+
+
+
+
+    
+![png](output_16_1.png)
+    
+
+
+
+```python
+for x in range (0,particion,1):
+    for y in range (0,particion,1):
+        T_PART= img_part(x,y,T)
+        hist = histpart_init(T_PART)
+        hist_full = histpart_full(hist,T_PART)
+        criterio_hist = criteri_histograma(hist_full)
+        criterio_hist = criteri_histograma(hist_full)
+        clean_image = clean_part(criterio_hist,T_PART)
+        New_image(x,y,imgtt_copy,clean_image)
+
+figure(num=None, figsize=(9, 7), dpi=80, facecolor='w', edgecolor='k')
+plt.imshow(imgtt_copy, cmap = 'gray')
+plt.title("original blanco y negro")
+plt.colorbar()
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feabb6cceb8>
+
+
+
+
+    
+![png](output_17_1.png)
+    
+
+
+
+```python
+figure(num=None, figsize=(9, 7), dpi=80, facecolor='w', edgecolor='k')
+plt.imshow(imgtt_copy, cmap = 'gray',vmin=65,vmax=260)
+plt.title("original blanco y negro")
+plt.colorbar()
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feabe9b0ef0>
+
+
+
+
+    
+![png](output_18_1.png)
+    
+
+
+
+```python
+figure(num=None, figsize=(9, 7), dpi=80, facecolor='w', edgecolor='k')
+plt.imshow(imgtt_copy[300:500,200:400], cmap = 'gray')
+plt.title("blanco y negro")
+plt.colorbar()
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feabb940cf8>
+
+
+
+
+    
+![png](output_19_1.png)
+    
+
+
+
+```python
+imgttt_copy= imgtt_copy.copy()
+x=4
+y=5
+AA_PART= img_part(x,y,imgttt_copy)
+plt.imshow(AA_PART, cmap = 'gray')
+plt.title("parte blanco y negro")
+plt.colorbar()
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feadba63ba8>
+
+
+
+
+    
+![png](output_20_1.png)
+    
+
+
+
+```python
+figure(num=None, figsize=(9, 7), dpi=80, facecolor='w', edgecolor='k')
+plt.imshow(imgttt_copy, cmap = 'gray')
+plt.title("parte blanco y negro")
+plt.colorbar()    
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feadb360da0>
+
+
+
+
+    
+![png](output_21_1.png)
+    
+
+
+## nuevo particion para culsterizar cada estrella
+si tomo particion 1, tomo toda la imagen!
+
+
+
+```python
+particion = 5
+part_elevation = size[0]/particion
+part_wide = size[1]/particion
+```
+
+
+```python
+lum=125 ## tope de luz
+imgttt_copy= imgtt_copy.copy()
+
+def tanteo(x,y,iii,jjj): ## iii y jjj desde donde sigue
+    brek=True
+    ii = iii
+    jj=jjj
+    ##voy a terminar la linea
+    for j in range (minn(y*part_wide)+jjj, minn((y+1)*part_wide),1):
+        if imgttt_copy[ii,j] > lum:  
+            u=[ii,jj]
+            brek=False
+            break
+            return u
+    ##ii+=1
+    for i in range (minn(x*part_elevation)+ii, minn((x+1)*part_elevation),1):
+        jj=0
+        for j in range (minn(y*part_wide), minn((y+1)*part_wide),1):
+            if imgttt_copy[i,j] > lum:  
+                u=[ii,jj]
+                brek=False
+                break
+            jj+=1
+        if brek==False:
+            break
+        ii+=1
+    if brek==True:
+        u=[-1,-1]
+    return u
+
+def ubicar_estrella(x,y,iii,jjj,COPY):
+    contador_puntos=0
+    ii=iii
+    jj=jjj
+    imin=iii-1
+    imax=0
+    jmin=10000
+    jmax=0
+    line_number=0
+    rig = True 
+    lef = True
+    dow = True
+    while dow==True:
+        if ii>=maxx(part_elevation):##revizar ese 1
+            break
+        line_number=0 
+        rig = True 
+        lef = True
+        jj=jjj
+        if COPY[ii,jj] > lum:
+            COPY[ii,jj]=2
+            imgttt_copy[minn(x*part_elevation)+ii,minn(y*part_wide)+jj]=2
+            contador_puntos+=1
+            line_number+=1 
+        while rig==True:
+            if jj+2>=maxx(part_wide):
+                break
+            jj +=1
+            if COPY[ii,jj]>lum:
+                COPY[ii,jj]=2
+                imgttt_copy[minn(x*part_elevation)+ii,minn(y*part_wide)+jj]=2
+                contador_puntos +=1
+                line_number +=1
+            else: ##debo corregir para terminos frontera
+                rig = False
+                if jj>jmax:
+                    jmax=jj+2 ##lo realmente aca tiene 1 sumado
+        jj=jjj
+        while lef==True:
+            jj -=1
+            if jj<jmin:
+                jmin=jj-1 ##lo realmente aca tiene 1 restado
+            if COPY[ii,jj]>lum:
+                COPY[ii,jj]=2
+                imgttt_copy[minn(x*part_elevation)+ii,minn(y*part_wide)+jj]=2
+                contador_puntos +=1
+                line_number +=1
+            else: ##debo corregir para terminos frontera
+                lef = False
+            if jj==0:
+                lef = False
+        ii+=1
+        if line_number==0: ##podria dejar puntoas por fuera pero pos nahh
+            dow = False
+            imax=ii
+    p=[contador_puntos , imin , imax, jmin , jmax]
+    return p
+```
+
+
+```python
+imgttt_copy= imgtt_copy.copy()
+x=2
+y=2
+AA_PART= img_part(x,y,imgttt_copy)
+plt.imshow(AA_PART, cmap = 'gray')
+plt.title("parte blanco y negro")
+plt.colorbar() 
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feab77ccac8>
+
+
+
+
+    
+![png](output_25_1.png)
+    
+
+
+### Ejemplo seleccion estrella
+
+
+```python
+a=tanteo(x,y,34,40)
+bb=ubicar_estrella(x,y,a[0],a[1],AA_PART)
+data_array = np.full([bb[2]- bb[1], bb[4]- bb[3] ], None)
+ui=[]
+uj=[]
+ulum=[]
+for i in range (bb[1],bb[2],1):
+    for j in range (bb[3],bb[4],1):
+        if AA_PART[i,j]==2:
+            ui.append(i)
+            uj.append(j)
+            ulum.append( imgtt_copy[minn(x*part_elevation)+i,minn(y*part_wide)+j] )
+            data_array[i-bb[1],j-bb[3]] = imgtt_copy[minn(x*part_elevation)+i,minn(y*part_wide)+j]
+
+plt.imshow(AA_PART[bb[1]:bb[2],bb[3]:bb[4]], cmap = 'gray')
+plt.title("parte blanco y negro")
+plt.colorbar()
+```
+
+
+
+
+    <matplotlib.colorbar.Colorbar at 0x7feab7504b00>
+
+
+
+
+    
+![png](output_27_1.png)
+    
+
+
+
+```python