import os
import csv
import gradio as gr
import tensorflow as tf
import numpy as np
import pandas as pd
from datetime import datetime
import utils
from huggingface_hub import Repository
import itertools
import time
import cv2
from domain_space import load_domain_space, create_plot, create_slicer_update, update_dropdown
import yaml
# Unique phase elements
# Load access tokens
WRITE_TOKEN = os.environ.get("WRITE_PER") # write
# Logs repo path
dataset_url = "https://huggingface.co/datasets/sandl/upload_alloy_hardness"
dataset_path = "logs_alloy_hardness.csv"
scaling_factors = {'PROPERTY: Calculated Density (g/cm$^3$)': (5.5, 13.7),
'PROPERTY: Calculated Young modulus (GPa)': (77.0, 336.0),
'PROPERTY: HV': (107.0, 1183.0),
'PROPERTY: YS (MPa)': (62.0, 3416.0)}
input_mapping = {'PROPERTY: BCC/FCC/other': {'BCC': 0, 'FCC': 1, 'OTHER': 2},#, 'nan': 2},
'PROPERTY: Processing method': {'ANNEAL': 0, 'CAST': 1, 'OTHER': 2, 'POWDER': 3, 'WROUGHT': 4},#, 'nan': 2},
'PROPERTY: Microstructure': {'B2': 0, 'B2+BCC': 1, 'B2+L12': 2, 'B2+Laves+Sec.': 3, 'B2+Sec.': 4, 'BCC': 5,
'BCC+B2': 6, 'BCC+B2+FCC': 7, 'BCC+B2+FCC+Sec.': 8, 'BCC+B2+L12': 9, 'BCC+B2+Laves': 10,
'BCC+B2+Sec.': 11, 'BCC+BCC': 12, 'BCC+BCC+HCP': 13, 'BCC+BCC+Laves': 14,
'BCC+BCC+Laves(C14)': 15, 'BCC+BCC+Laves(C15)': 16, 'BCC+FCC': 17, 'BCC+HCP': 18,
'BCC+Laves': 19, 'BCC+Laves(C14)': 20, 'BCC+Laves(C15)': 21, 'BCC+Laves+Sec.': 22,
'BCC+Sec.': 23, 'FCC': 24, 'FCC+B2': 25, 'FCC+B2+Sec.': 26, 'FCC+BCC': 27,
'FCC+BCC+B2': 28, 'FCC+BCC+B2+Sec.': 29, 'FCC+BCC+BCC': 30, 'FCC+BCC+Sec.': 31,
'FCC+FCC': 32, 'FCC+HCP': 33, 'FCC+HCP+Sec.': 34, 'FCC+L12': 35, 'FCC+L12+B2': 36,
'FCC+L12+Sec.': 37, 'FCC+Laves': 38, 'FCC+Laves(C14)': 39, 'FCC+Laves+Sec.': 40,
'FCC+Sec.': 41, 'L12+B2': 42, 'Laves(C14)+Sec.': 43, 'OTHER': 44},#, 'nan': 44},
'PROPERTY: Single/Multiphase': {'': 0, 'M': 1, 'S': 2, 'OTHER': 3}}#, 'nan': 3}}
unique_phase_elements = ['B2', 'BCC', 'FCC', 'HCP', 'L12', 'Laves', 'Laves(C14)', 'Laves(C15)', 'Sec.', 'OTHER']
input_cols = {
"PROPERTY: Alloy formula": "(PROPERTY: Alloy formula) "
"Enter alloy formula using proportions representation (i.e. Al0.25 Co1 Fe1 Ni1)",
"PROPERTY: Single/Multiphase": "(PROPERTY: Single/Multiphase) "
"Choose between Single (S), Multiphase (M) and other (OTHER)",
"PROPERTY: BCC/FCC/other": "(PROPERTY: BCC/FCC/other) "
"Choose between BCC, FCC and other ",
"PROPERTY: Processing method": "(PROPERTY: Processing method) "
"Choose your processing method (ANNEAL, CAST, POWDER, WROUGHT or OTHER)",
"PROPERTY: Microstructure": "(PROPERTY: Microstructure) "
"Choose the microstructure (SEC means the secondary/tertiary microstructure is not one of FCC, BCC, HCP, L12, B2, Laves, Laves (C14), Laves (C15))",
}
with open("conf_test_uncertainty.yaml", "rb") as file:
conf = yaml.safe_load(file)
space_dict = conf["domain_space"]["uncertainty_space_dict"]
explored_dict = conf["domain_space"]["explored_space_dict"]
df_synth = load_domain_space(conf["domain_space"]["design_space_path"])
plot_fn_uncertainty, update_plot_fn_uncertainty = create_plot(df_synth, explored_dict, target="uncertainty")
plot_fn_hardness, update_plot_fn_hardness = create_plot(df_synth, explored_dict, target="y_pred")
update_slider_fn = create_slicer_update(space_dict)
def process_microstructure(list_phases):
permutations = list(itertools.permutations(list_phases))
permutations_strings = [str('+'.join(list(e))) for e in permutations]
for e in permutations_strings:
if e in list(input_mapping['PROPERTY: Microstructure'].keys()):
return e
return 'OTHER'
def write_logs(message, message_type="Prediction"):
"""
Write logs
"""
with Repository(local_dir="data", clone_from=dataset_url, use_auth_token=WRITE_TOKEN).commit(commit_message="from private", blocking=False):
with open(dataset_path, "a") as csvfile:
writer = csv.DictWriter(csvfile, fieldnames=["name", "message", "time"])
writer.writerow(
{"name": message_type, "message": message, "time": str(datetime.now())}
)
return
def predict(x, request: gr.Request):
"""
Predict the hardness and yield strength using the ML model. Input data is a dataframe
"""
loaded_model = tf.keras.models.load_model("hardness.h5")
print("summary is", loaded_model.summary())
x = x.replace("", 0)
x = np.asarray(x).astype("float32")
y = loaded_model.predict(x)
y_hardness = y[0][0]
y_ys = y[0][1]
minimum_hardness, maximum_hardness = scaling_factors['PROPERTY: HV']
minimum_ys, maximum_ys = scaling_factors['PROPERTY: YS (MPa)']
print("Prediction is ", y)
if request is not None: # Verify if request is not None (when building the app the first request is None)
message = f"{request.username}_{request.client.host}"
print("MESSAGE")
print(message)
res = write_logs(message)
interpret_fig = utils.interpret(x)
return (round(y_hardness*(maximum_hardness-minimum_hardness)+minimum_hardness, 2), 12,
round(y_ys*(maximum_ys-minimum_ys)+minimum_ys, 2), 4.8, interpret_fig)
def predict_from_tuple(in1, in2, in3, in4, in5, request: gr.Request):
"""
Predict the hardness using the ML model. Input data is a tuple. Input order should be the same as the cols list
"""
input_tuple = (in1, in2, in3, in4, in5)
formula = utils.normalize_and_alphabetize_formula(in1)
density = utils.calculate_density(formula)
young_modulus = utils.calculate_youngs_modulus(formula)
input_dict = {}
in2 = input_mapping['PROPERTY: Single/Multiphase'][str(in2)]
input_dict['PROPERTY: Single/Multiphase'] = [int(in2)]
in3 = input_mapping['PROPERTY: BCC/FCC/other'][str(in3)]
input_dict['PROPERTY: BCC/FCC/other'] = [int(in3)]
in4 = input_mapping['PROPERTY: Processing method'][str(in4)]
input_dict['PROPERTY: Processing method'] = [int(in4)]
in5 = process_microstructure(in5)
in5 = input_mapping['PROPERTY: Microstructure'][in5]
input_dict['PROPERTY: Microstructure'] = [int(in5)]
density_scaling_factors = scaling_factors['PROPERTY: Calculated Density (g/cm$^3$)']
density = (density-density_scaling_factors[0])/(
density_scaling_factors[1]-density_scaling_factors[0])
input_dict['PROPERTY: Calculated Density (g/cm$^3$)'] = [float(density)]
ym_scaling_factors = scaling_factors['PROPERTY: Calculated Young modulus (GPa)']
young_modulus = (young_modulus-ym_scaling_factors[0])/(
ym_scaling_factors[1]-ym_scaling_factors[0])
input_dict['PROPERTY: Calculated Young modulus (GPa)'] = [float(young_modulus)]
input_df = pd.DataFrame.from_dict(input_dict)
one_hot = utils.turn_into_one_hot(input_df, input_mapping)
print("One hot columns are ", one_hot.columns)
return predict(one_hot, request)
def upload_csv(x):
print(x)
print(x.name)
df = pd.read_csv(x.name, sep=",")
print("Input dataframe")
print(df.shape)
df.drop(columns=["Unnamed: 0"], inplace=True)
cols = list(df.columns)
return df, gr.update(choices=cols)
def train_model(x, target_cols):
print("Selected target columns")
print(target_cols)
time.sleep(6)
# performance_plot = cv2.imread("model_performance.png")
performance_plot = cv2.imread("predictions_ground_truth.png")
metrics = pd.DataFrame([[0.05, 0.017]], columns=["RMSE", "MAPE"])
next_df = x.sample(n=5, random_state=12)
next_df.drop(columns=target_cols, inplace=True)
return "0.017", performance_plot, next_df
example_inputs = ['Al0.25 Co1 Fe1 Ni1', 'S', 'BCC', 'CAST', ['B2', 'Sec.']]
css_styling = """#submit {background: #1eccd8}
#submit:hover {background: #a2f1f6}
.output-image, .input-image, .image-preview {height: 250px !important}
.output-plot {height: 250px !important}"""
light_theme_colors = gr.themes.Color(c50="#e4f3fa", # Dataframe background cell content - light mode only
c100="#e4f3fa", # Top corner of clear button in light mode + markdown text in dark mode
c200="#a1c6db", # Component borders
c300="#FFFFFF", #
c400="#e4f3fa", # Footer text
c500="#0c1538", # Text of component headers in light mode only
c600="#a1c6db", # Top corner of button in dark mode
c700="#475383", # Button text in light mode + component borders in dark mode
c800="#0c1538", # Markdown text in light mode
c900="#a1c6db", # Background of dataframe - dark mode
c950="#0c1538") # Background in dark mode only
# secondary color used for highlight box content when typing in light mode, and download option in dark mode
# primary color used for login button in dark mode
osium_theme = gr.themes.Default(primary_hue="cyan", secondary_hue="cyan", neutral_hue=light_theme_colors)
page_title = "Alloys' hardness and yield strength prediction"
favicon_path = "osiumai_favicon.ico"
logo_path = "osiumai_logo.jpg"
html = f"""
"""
with gr.Blocks(css=css_styling, title=page_title, theme=osium_theme) as demo:
#gr.HTML(html)
gr.Markdown("#
Predict your alloy's hardness and yield strength
") gr.Markdown("This AI model provides the estimation of hardness and yield strength based on the input alloy description") with gr.Tab(label="Model adaptation"): with gr.Row(): with gr.Column(): gr.Markdown("### Your input files") input_file = gr.File(label="Your input files", file_count="single", elem_id="input_files") with gr.Row(): clear_train_button = gr.Button("Clear") # upload_button = gr.Button("Upload", elem_id="submit") train_button = gr.Button("Train model", elem_id="submit") with gr.Row(): with gr.Column(): gr.Markdown("### Your input csv") # input_image1 = gr.Image(elem_classes="input-csv") input_csv = gr.DataFrame(elem_classes="input-csv") with gr.Column(): gr.Markdown("### Choose your target properties") target_columns = gr.CheckboxGroup(choices=[], interactive=True, label="Target alloy properties") with gr.Column(): gr.Markdown("### Your model adaptation") output_text = gr.Textbox(label="Training results - Mean Average Percentage Error") output_plot = gr.Image(label="Training performance", elem_classes="output-image") # output_performance = gr.DataFrame(label="Model performance") output_next_experiments = gr.DataFrame(label="Suggested experiments to improve performance") with gr.Tab(label="Run your model"): with gr.Row(): clear_button = gr.Button("Clear") prediction_button = gr.Button("Predict", elem_id="submit") with gr.Row(): with gr.Column(scale=0.25, min_width=80): gr.Markdown("### Your alloy's characteristics") input_formula = gr.Textbox( lines=2, placeholder=input_cols["PROPERTY: Alloy formula"], label=input_cols["PROPERTY: Alloy formula"] ) input_phase = gr.Dropdown( choices=list(input_mapping["PROPERTY: Single/Multiphase"].keys()), label=input_cols["PROPERTY: Single/Multiphase"], ) input_bccfcc = gr.Dropdown( choices=list(input_mapping["PROPERTY: BCC/FCC/other"].keys()), label=input_cols["PROPERTY: BCC/FCC/other"], ) input_processing = gr.Dropdown( choices=list(input_mapping["PROPERTY: Processing method"].keys()), label=input_cols["PROPERTY: Processing method"], ) input_microstructure = gr.CheckboxGroup( choices=unique_phase_elements, #list(input_mapping["PROPERTY: Microstructure"].keys()), label=input_cols["PROPERTY: Microstructure"], ) with gr.Column(): with gr.Row(): with gr.Column(): gr.Markdown("### Your alloy's hardness (HV)") output_hardness = gr.Text(label="Hardness (in HV)") output_hardness_uncertainty = gr.Text(label="Hardness uncertainty (%)") with gr.Column(): gr.Markdown("### Your alloy's yield strength (MPa)") output_ys = gr.Text(label="Yield Strength (MPa)") output_ys_uncertainty = gr.Text(label="Yield strength uncertainty (%)") with gr.Row(): with gr.Column(): with gr.Row(): gr.Markdown("### Interpretation of hardness prediction") gr.Markdown("### Interpretation of yield strength prediction") with gr.Row(): output_interpretation = gr.Plot(label="Interpretation") gr.Markdown("### Explore your alloy design space") with gr.Row(): elem1 = "%Cr" elem2 = "%V" elem3 = "%Mo" with gr.Row(): input_cols_gradio = ["%C", "%Co", "%Cr", "%V", "%Mo", "%W", "Temperature_C"] input_list1 = input_cols_gradio.copy() input_list1.remove(elem2) input_list1.remove(elem3) dropdown_1 = gr.Dropdown(label="Fix element 1", choices=input_list1, value=elem1) input_slicer_1 = gr.Slider( label=elem1, minimum=space_dict[elem1]["min"], maximum=space_dict[elem1]["max"], value=space_dict[elem1]["value"], step=space_dict[elem1]["step_display"], ) with gr.Row(): input_list2 = input_cols_gradio.copy() input_list2.remove(elem1) input_list2.remove(elem3) dropdown_2 = gr.Dropdown(label="Fix element 2", choices=input_list2, value=elem2) input_slicer_2 = gr.Slider( label=elem2, minimum=space_dict[elem2]["min"], maximum=space_dict[elem2]["max"], value=space_dict[elem2]["value"], step=space_dict[elem2]["step_display"], ) with gr.Row(): input_list3 = input_cols_gradio.copy() input_list3.remove(elem1) input_list3.remove(elem2) dropdown_3 = gr.Dropdown(label="Fix element 3", choices=input_list3, value=elem3) input_slicer_3 = gr.Slider( label=elem3, minimum=space_dict[elem3]["min"], maximum=space_dict[elem3]["max"], value=space_dict[elem3]["value"], step=space_dict[elem3]["step_display"], ) with gr.Column(): gr.Markdown("### Your design space") output_plot_space_hardness = gr.Plot(type="plotly") output_plot_space_uncertainty = gr.Plot(type="plotly") with gr.Row(): gr.Examples([example_inputs], [input_formula, input_phase, input_bccfcc, input_processing, input_microstructure]) input_slicer_1.change( fn=update_plot_fn_uncertainty, inputs=[dropdown_1, input_slicer_1, dropdown_2, input_slicer_2, dropdown_3, input_slicer_3], outputs=[output_plot_space_uncertainty], show_progress=True, queue=True, every=0.5, ) input_slicer_2.change( fn=update_plot_fn_uncertainty, inputs=[dropdown_1, input_slicer_1, dropdown_2, input_slicer_2, dropdown_3, input_slicer_3], outputs=[output_plot_space_uncertainty], show_progress=True, queue=True, # every=2, ) input_slicer_3.change( fn=update_plot_fn_uncertainty, inputs=[dropdown_1, input_slicer_1, dropdown_2, input_slicer_2, dropdown_3, input_slicer_3], outputs=[output_plot_space_uncertainty], show_progress=True, queue=True, # every=2, ) output_hardness.change( fn=update_plot_fn_uncertainty, inputs=[dropdown_1, input_slicer_1, dropdown_2, input_slicer_2, dropdown_3, input_slicer_3], outputs=[output_plot_space_uncertainty], show_progress=True, queue=True, # every=2, ) input_slicer_1.change( fn=update_plot_fn_hardness, inputs=[dropdown_1, input_slicer_1, dropdown_2, input_slicer_2, dropdown_3, input_slicer_3], outputs=[output_plot_space_hardness], show_progress=True, queue=True, every=0.5, ) input_slicer_2.change( fn=update_plot_fn_hardness, inputs=[dropdown_1, input_slicer_1, dropdown_2, input_slicer_2, dropdown_3, input_slicer_3], outputs=[output_plot_space_hardness], show_progress=True, queue=True, # every=2, ) input_slicer_3.change( fn=update_plot_fn_hardness, inputs=[dropdown_1, input_slicer_1, dropdown_2, input_slicer_2, dropdown_3, input_slicer_3], outputs=[output_plot_space_hardness], show_progress=True, queue=True, # every=2, ) output_hardness.change( fn=update_plot_fn_hardness, inputs=[dropdown_1, input_slicer_1, dropdown_2, input_slicer_2, dropdown_3, input_slicer_3], outputs=[output_plot_space_hardness], show_progress=True, queue=True, # every=2, ) # Update the choices in the dropdown based on the elements selected # dropdown_1.change(fn=update_dropdown, inputs=[dropdown_1], outputs=[dropdown_2, dropdown_3], show_progress=True) # dropdown_2.change(fn=update_dropdown, inputs=[dropdown_2], outputs=[dropdown_1, dropdown_3], show_progress=True) # dropdown_2.change(fn=update_dropdown, inputs=[dropdown_3], outputs=[dropdown_1, dropdown_2], show_progress=True) dropdown_1.change( fn=update_dropdown, inputs=[dropdown_1, dropdown_2, dropdown_3], outputs=[dropdown_1, dropdown_2, dropdown_3], show_progress=True, ) dropdown_2.change( fn=update_dropdown, inputs=[dropdown_1, dropdown_2, dropdown_3], outputs=[dropdown_1, dropdown_2, dropdown_3], show_progress=True, ) dropdown_3.change( fn=update_dropdown, inputs=[dropdown_1, dropdown_2, dropdown_3], outputs=[dropdown_1, dropdown_2, dropdown_3], show_progress=True, ) # Update the slider name based on the choice of the dropdow dropdown_1.change(fn=update_slider_fn, inputs=[dropdown_1], outputs=[input_slicer_1]) dropdown_2.change(fn=update_slider_fn, inputs=[dropdown_2], outputs=[input_slicer_2]) dropdown_3.change(fn=update_slider_fn, inputs=[dropdown_3], outputs=[input_slicer_3]) train_button.click( fn=train_model, inputs=[input_csv, target_columns], outputs=[output_text, output_plot, output_next_experiments], show_progress=True, ) clear_train_button.click( lambda x: [gr.update(value=None)] * 6, [], # [input_file, input_csv, target_columns, output_text, output_plot, output_performance], [input_file, input_csv, target_columns, output_text, output_plot], ) # upload_button.click( # fn=upload_csv, # inputs=[input_file], # outputs=[input_csv, target_columns], # show_progress=True, # # every=2, # ) input_file.change( fn=upload_csv, inputs=[input_file], outputs=[input_csv, target_columns], show_progress=True, # every=2, ) prediction_button.click( fn=predict_from_tuple, inputs=[input_formula, input_phase, input_bccfcc, input_processing, input_microstructure], outputs=[ output_hardness, output_hardness_uncertainty, output_ys, output_ys_uncertainty, output_interpretation, ], show_progress=True, ) clear_button.click( lambda x: [gr.update(value=None)] * 10, [], [ input_formula, input_phase, input_bccfcc, input_processing, input_microstructure, output_hardness, output_hardness_uncertainty, output_ys, output_ys_uncertainty, output_interpretation, ], ) if __name__ == "__main__": demo.queue(concurrency_count=2) demo.launch()