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Table 5 The Mean Absolute Errors (g/cm3) of Each Molecule Family Using Huang & Massa Dataset as Testing

From: Force field-inspired transformer network assisted crystal density prediction for energetic materials

Molecule families

RF

GATv2

D-MPNN

FFiNet

FFiTrNet

Cubane

0.1013

0.0548

0.0662

0.0620

0.0449

CL-20

0.0694

0.0616

0.0673

0.0850

0.0601

Linear

0.0994

0.0494

0.0684

0.0513

0.0480

Pyrazole

0.0573

0.0505

0.0481

0.0466

0.0470

Butterfly

0.1146

0.0736

0.0874

0.0699

0.0693

Ketone

0.1108

0.0521

0.0517

0.0653

0.0464

HMX

0.0871

0.0420

0.0671

0.0475

0.0399

TNT

0.0666

0.0422

0.0498

0.0410

0.0475

RDX

0.0930

0.0502

0.0641

0.0644

0.0572

Ring

0.0744

0.0620

0.0475

0.0680

0.0593

  1. The best results are marked in bold, and the second-best results are italicized
  2. All data in the table are the average of three independent runs