Initial commit: ept — backprop-free equilibrium transformer (EP)

Code (ep_run/), organized docs (docs/{method,campaign,hardware,outreach,paper}),
analysis scripts (scripts/), ONBOARDING.md entry point. Large data/checkpoints
git-ignored (share separately).

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn

1 files changed, 23 insertions, 0 deletions

diff --git a/ep_run/test_compile_aselect.py b/ep_run/test_compile_aselect.py
new file mode 100644
index 0000000..a2601e4
--- /dev/null
+++ b/ep_run/test_compile_aselect.py
@@ -0,0 +1,23 @@
+import torch, time, math
+import lt_ep_train as LT, holo_ep as H
+torch.manual_seed(0)
+blk=LT.EQBlock(512,16,256,256,c=1.0,attn_mode='thick'); blk.qknorm=True; blk.track=True; blk.navg=1; blk.li_avg=0
+ck=torch.load('runs/ep_resreg_warm.pt',map_location='cuda')
+with torch.no_grad():
+    for p,s in zip(blk.allp,ck['allp']): p.copy_(s.to('cuda'))
+idx,y=LT.get_batch('train',24,256); xin=blk.embed(idx).detach()
+zs=LT.relax(blk,xin.clone(),xin,150,0.1)
+def T(fn):
+    fn(); torch.cuda.synchronize(); t0=time.time(); a,_=fn(); torch.cuda.synchronize(); return round((time.time()-t0)*1000),a
+ms0,a0=T(lambda: H.holo_a_track(blk,zs,xin,y,0.02,80,0.1))
+print(f"uncompiled a-select (t2sel=80): {ms0} ms",flush=True)
+orig=blk.nc_force
+try:
+    blk.nc_force=torch.compile(blk.nc_force, mode='reduce-overhead')
+    ms1,a1=T(lambda: H.holo_a_track(blk,zs,xin,y,0.02,80,0.1))
+    cos=float((a0.flatten()@a1.flatten())/(a0.norm()*a1.norm()+1e-20))
+    print(f"compiled nc_force: {ms1} ms  cos(a vs uncompiled)={cos:.4f}",flush=True)
+except Exception as e:
+    print("compile FAIL:", type(e).__name__, str(e)[:120],flush=True)
+blk.nc_force=orig
+print("DONE",flush=True)