# Visualization class
    v = sompy.mapview.View2DPacked(msz0, msz1, 'test',text_size=12)
    v.show(sm, what='cluster')

    h = sompy.hitmap.HitMapView(msz0, msz1, 'hitmap', text_size=12, show_text=True)
    h.show(sm)

    vhts  = BmuHitsView(4,4,"Hits Map",text_size=12)
    vhts.show(sm, anotate=True, onlyzeros=False, labelsize=12, cmap="Greys", logaritmic=False)

    u = sompy.umatrix.UMatrixView(50, 50, 'umatrix', show_axis=True, text_size=12, show_text=True)

    #This is the Umat value
    UMAT  = u.build_u_matrix(sm, distance=1, row_normalized=False)

    #Here you have Umatrix plus its render
    UMAT = u.show(sm, distance2=1, row_normalized=False, show_data=True, contooor=True, blob=False)