new branch

README.md

@@ -188,12 +188,12 @@ Xuehai Pan, Hongzong Li, Zhe Zhao, Meitong Liu, Weiduo Liao, Baijiong Lin, Weiyu
 - QQ group:
 
  <p align="center">
-  <img src="img/qq.jpg" alt="Moon" width="200">
+  <img src="img/qq_group.jpg" alt="Moon" width="200">
 </p>
 
 - Wechat group:
 <p align="center">
-  <img src="img/wechat.jpg" alt="Moon" width="200">
+  <img src="img/wechat_group.jpg" alt="Moon" width="200">
 </p>
 
 - Slack group: https://cityu-hiv5987.slack.com/archives/C07GU3N2H2S

libmoon/auto_tester/test_synthetic.py

@@ -0,0 +1,56 @@
+from libmoon.solver.gradient.methods.base_solver import GradAggSolver
+from libmoon.solver.gradient.methods.epo_solver import EPOSolver
+from libmoon.solver.gradient.methods.mgda_solver import MGDAUBSolver
+from libmoon.solver.gradient.methods.pmgda_solver import PMGDASolver
+from libmoon.solver.gradient.methods.moosvgd_solver import MOOSVGDSolver
+from libmoon.solver.gradient.methods.gradhv_solver import GradHVSolver
+from libmoon.solver.gradient.methods.pmtl_solver import PMTLSolver
+from libmoon.problem.synthetic.zdt import ZDT1
+from libmoon.problem.synthetic.vlmop import VLMOP1
+from libmoon.util import get_uniform_pref, get_x_init
+from matplotlib import pyplot as plt
+from time import time
+import argparse
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--n-epoch', type=int, default=20000)
+    # Tested. GradAggSolver, EPOSolver, MGDAUBSolver, PMGDASolver, MOOSVGDSolver
+    parser.add_argument('--solver-name', type=str, default='PMTL')
+
+    solver_dict = {
+        'PMGDA': PMGDASolver,
+        'EPO': EPOSolver,
+        'MOOSVGD': MOOSVGDSolver,
+        'GradHV': GradHVSolver,
+        'PMTL': PMTLSolver,
+    }
+    solver = solver_dict[parser.parse_args().solver_name]
+    args = parser.parse_args()
+    problem = VLMOP1(n_var=10)
+    n_probs = 10
+    prefs = get_uniform_pref(n_probs, problem.n_obj, clip_eps=0.1)
+    solver = solver_dict[args.solver_name](problem, prefs, n_epoch=args.n_epoch, step_size=1e-3, tol=1e-3)
+    x_init = get_x_init(n_probs, problem.n_var, lbound=problem.lbound, ubound=problem.ubound)
+    ts = time()
+    res = solver.solve(x_init=x_init)
+    ts = time() - ts
+    y = res['y']
+    fig, axes = plt.subplots(2, 1, figsize=(5, 10))
+    axes[0].scatter(y[:, 0], y[:, 1])
+    axes[0].set_title(solver.solver_name, fontsize=20)
+
+    axes[0].set_xlabel('$f_1$', fontsize=20)
+    axes[0].set_ylabel('$f_2$', fontsize=20)
+
+    # Line plot in the second subplot (axes[1])
+    axes[1].plot(res['hv_history'], linewidth=2)
+    axes[1].set_title('HV History', fontsize=20)
+
+    axes[1].set_xlabel('Epoch', fontsize=20)
+    axes[1].set_ylabel('Hypervolume', fontsize=20)
+    # Show the plot
+    plt.tight_layout()
+    print('elapsed :{:.2f}'.format(ts / 5000) )
+    plt.show()

libmoon/gan_tester/readme.md

@@ -0,0 +1 @@
+This folder is for another submission. 

libmoon/problem/morl/deep_sea_treasure.py

@@ -1,7 +1,5 @@
 from __future__ import absolute_import, division, print_function
 import numpy as np
-
-
 class DeepSeaTreasure(object):
 
     def __init__(self):

libmoon/problem/morl/readme.md

@@ -0,0 +1 @@
+These problems have been not complete yet.