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import gradio as gr | |
import matplotlib.pyplot as plt | |
from matplotlib_venn import venn3, venn3_circles | |
from io import BytesIO | |
from PIL import Image | |
def validate_inputs(A, B, C, AB, AC, BC, ABC, U): | |
errors = [] | |
if A < AB + AC - ABC: | |
errors.append("A no puede ser menor que la suma de AB y AC menos ABC.") | |
if B < AB + BC - ABC: | |
errors.append("B no puede ser menor que la suma de AB y BC menos ABC.") | |
if C < AC + BC - ABC: | |
errors.append("C no puede ser menor que la suma de AC y BC menos ABC.") | |
if U < A + B + C - AB - AC - BC + ABC: | |
errors.append("El conjunto universal U es menor que la suma total de los conjuntos y sus intersecciones.") | |
return errors | |
def calculate_probabilities(A, B, C, AB, AC, BC, ABC, U): | |
total = U | |
P_A = A / total | |
P_B = B / total | |
P_C = C / total | |
P_AB = AB / total | |
P_AC = AC / total | |
P_BC = BC / total | |
P_ABC = ABC / total | |
P_A_given_B = P_AB / P_B if P_B > 0 else 0 | |
P_B_given_A = P_AB / P_A if P_A > 0 else 0 | |
P_A_given_C = P_AC / P_C if P_C > 0 else 0 | |
P_C_given_A = P_AC / P_A if P_A > 0 else 0 | |
P_B_given_C = P_BC / P_C if P_C > 0 else 0 | |
P_C_given_B = P_BC / P_B if P_B > 0 else 0 | |
P_B_given_A_bayes = (P_A_given_B * P_B) / P_A if P_A > 0 else 0 | |
formatted_probs = { | |
"P(A)": f"{P_A:.2%} ({A}/{total})", | |
"P(B)": f"{P_B:.2%} ({B}/{total})", | |
"P(C)": f"{P_C:.2%} ({C}/{total})", | |
"P(A ∩ B)": f"{P_AB:.2%} ({AB}/{total})", | |
"P(A ∩ C)": f"{P_AC:.2%} ({AC}/{total})", | |
"P(B ∩ C)": f"{P_BC:.2%} ({BC}/{total})", | |
"P(A ∩ B ∩ C)": f"{P_ABC:.2%} ({ABC}/{total})", | |
"P(A | B)": f"{P_A_given_B:.2%}", | |
"P(B | A)": f"{P_B_given_A:.2%}", | |
"P(A | C)": f"{P_A_given_C:.2%}", | |
"P(C | A)": f"{P_C_given_A:.2%}", | |
"P(B | C)": f"{P_B_given_C:.2%}", | |
"P(C | B)": f"{P_C_given_B:.2%}", | |
"P(B | A) (Bayes)": f"{P_B_given_A_bayes:.2%}", | |
} | |
return formatted_probs | |
def plot_venn(A, B, C, AB, AC, BC, ABC, U): | |
plt.figure(figsize=(10, 10)) | |
subsets = { | |
'100': A - AB - AC + ABC, | |
'010': B - AB - BC + ABC, | |
'001': C - AC - BC + ABC, | |
'110': AB - ABC, | |
'101': AC - ABC, | |
'011': BC - ABC, | |
'111': ABC | |
} | |
venn = venn3(subsets=subsets, set_labels=('A', 'B', 'C')) | |
venn_circles = venn3_circles(subsets=subsets, linewidth=1.0) | |
plt.title(f"Diagrama de Venn con U = {U}") | |
buf = BytesIO() | |
plt.savefig(buf, format='png') | |
buf.seek(0) | |
img = Image.open(buf) | |
return img | |
def suggest_intersections(A, B, C, AB, AC, BC, ABC, U): | |
max_AB = min(A, B, U - (A + B + C - AB - AC - BC + ABC)) | |
max_AC = min(A, C, U - (A + B + C - AB - AC - BC + ABC)) | |
max_BC = min(B, C, U - (A + B + C - AB - AC - BC + ABC)) | |
max_ABC = min(max_AB, max_AC, max_BC) | |
min_AB = max(0, A + B - U + C) | |
min_AC = max(0, A + C - U + B) | |
min_BC = max(0, B + C - U + A) | |
min_ABC = max(0, A + B + C - U) | |
max_A = U - (B + C - BC) | |
max_B = U - (A + C - AC) | |
max_C = U - (A + B - AB) | |
min_A = max(AB + AC - ABC, 0) | |
min_B = max(AB + BC - ABC, 0) | |
min_C = max(AC + BC - ABC, 0) | |
suggestions = { | |
"Máximo valor sugerido para A": max_A, | |
"Mínimo valor sugerido para A": min_A, | |
"Máximo valor sugerido para B": max_B, | |
"Mínimo valor sugerido para B": min_B, | |
"Máximo valor sugerido para C": max_C, | |
"Mínimo valor sugerido para C": min_C, | |
"Máximo valor sugerido para A ∩ B": max_AB, | |
"Mínimo valor sugerido para A ∩ B": min_AB, | |
"Máximo valor sugerido para A ∩ C": max_AC, | |
"Mínimo valor sugerido para A ∩ C": min_AC, | |
"Máximo valor sugerido para B ∩ C": max_BC, | |
"Mínimo valor sugerido para B ∩ C": min_BC, | |
"Máximo valor sugerido para A ∩ B ∩ C": max_ABC, | |
"Mínimo valor sugerido para A ∩ B ∩ C": min_ABC, | |
} | |
return suggestions | |
def main(A, B, C, AB, AC, BC, ABC, U): | |
errors = validate_inputs(A, B, C, AB, AC, BC, ABC, U) | |
if errors: | |
return None, {"error": "\n".join(errors), "sugerencias": suggest_intersections(A, B, C, AB, AC, BC, ABC, U)} | |
venn_diagram = plot_venn(A, B, C, AB, AC, BC, ABC, U) | |
probabilities = calculate_probabilities(A, B, C, AB, AC, BC, ABC, U) | |
return venn_diagram, {"probabilidades": probabilities, "sugerencias": suggest_intersections(A, B, C, AB, AC, BC, ABC, U)} | |
iface = gr.Interface( | |
fn=main, | |
inputs=[ | |
gr.Number(label="Conjunto Universal (U)", value=0), | |
gr.Number(label="Cantidad en A"), | |
gr.Number(label="Cantidad en B"), | |
gr.Number(label="Cantidad en C"), | |
gr.Number(label="Cantidad en A ∩ B"), | |
gr.Number(label="Cantidad en A ∩ C"), | |
gr.Number(label="Cantidad en B ∩ C"), | |
gr.Number(label="Cantidad en A ∩ B ∩ C") | |
], | |
outputs=[ | |
gr.Image(type="pil", label="Diagrama de Venn"), | |
gr.JSON(label="Resultados y Sugerencias") | |
], | |
live=True | |
) | |
iface.launch() | |