Updated requirements.txt: Added scikit-learn and sympy.

Updated qlbm_sample_app.py: Improved the import logic to try relative imports first

qlbm/qlbm_sample_app.py

@@ -424,9 +424,15 @@ from qiskit.transpiler.preset_passmanagers import generate_preset_pass_manager
 import pprint
 # import mthree
 try:
-    from qlbm.visualize_counts import load_samples, estimate_density, plot_density_isosurface, plot_density_isosurface_slider
+    # Try relative import first (best for package usage)
+    from .visualize_counts import load_samples, estimate_density, plot_density_isosurface, plot_density_isosurface_slider
 except ImportError:
-    from visualize_counts import load_samples, estimate_density, plot_density_isosurface, plot_density_isosurface_slider
+    try:
+        # Try absolute import with package prefix
+        from qlbm.visualize_counts import load_samples, estimate_density, plot_density_isosurface, plot_density_isosurface_slider
+    except ImportError:
+        # Fallback to direct import (for script usage)
+        from visualize_counts import load_samples, estimate_density, plot_density_isosurface, plot_density_isosurface_slider
 
 
 def run_sampling_hw_ibm(
@@ -869,7 +875,7 @@ if __name__=="__main__":
   # Step 1: Create the initial state circuit ONCE with all parameters
   init_state_prep_circ = get_named_init_state_circuit(
       n=n,
-      init_state_name="sin",  # or "gaussian", "dirac_delta"
+      init_state_name="gaussian",  # or "gaussian", "dirac_delta"
       sine_k_x=1.0,
       sine_k_y=1.0,
       sine_k_z=1.0

requirements.txt

@@ -2,6 +2,8 @@
 numpy==2.2.6
 scipy==1.15.3
 cudaq 
+scikit-learn
+sympy
 
 # 3D Visualization
 pyvista==0.46.3