From 57332f677ef5ee535707c1b83a541aa0e79508e6 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Fran=C3=A7ois=20Fleuret?= <francois@fleuret.org>
Date: Wed, 10 Jan 2024 19:44:26 +0100
Subject: [PATCH] Update.

---
 mygpt.py | 22 ++++++++++------------
 1 file changed, 10 insertions(+), 12 deletions(-)

diff --git a/mygpt.py b/mygpt.py
index ba93851..185df38 100755
--- a/mygpt.py
+++ b/mygpt.py
@@ -485,9 +485,9 @@ class Caterpillar(nn.Module):
         self.caterpillar_height = caterpillar_height
         self.attention_dropout = attention_dropout
 
-        self.proba_gate_dropout = 0.25
+        self.proba_gate_dropout = 0.0
 
-        self.w_G = randw(nb_heads, caterpillar_height, dim_model, amplitude=1e-5)
+        self.w_G = randw(nb_heads, caterpillar_height, dim_model)
         self.b_G = nn.Parameter(
             torch.full(
                 (nb_heads, caterpillar_height), -math.log(caterpillar_height - 1)
@@ -500,10 +500,14 @@ class Caterpillar(nn.Module):
         self.w_O = randw(dim_v * nb_heads, dim_model)
 
         self.init_K_rec = randw(
-            caterpillar_height, caterpillar_length, dim_qk, amplitude=1e-5
+            caterpillar_height,
+            caterpillar_length,
+            dim_qk,
         )
         self.init_V_rec = randw(
-            caterpillar_height, caterpillar_length, dim_v, amplitude=1e-5
+            caterpillar_height,
+            caterpillar_length,
+            dim_v,
         )
 
     def reset_inner_loss(self):
@@ -573,14 +577,8 @@ class Caterpillar(nn.Module):
             epsilon = 0.5
 
             dropout_head = (
-                (
-                    torch.rand(G.size(), device=G.device)
-                    .flatten(2, 3)
-                    .sort(dim=2)
-                    .indices
-                    == 0
-                )
-                .unflatten(2, (CH, t1 - t0))
+                (torch.rand(N, H, 1, t1 - t0, device=G.device).sort(dim=3).indices == 0)
+                .expand_as(G)
                 .float()
             )
 
-- 
2.20.1