zero-based wall clock and better-direction arrow

.gitattributes

@@ -35,3 +35,5 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *tfevents* filter=lfs diff=lfs merge=lfs -text
 plots/perf_per_byte.png filter=lfs diff=lfs merge=lfs -text
 plots/tokens_per_task_vs_active.png filter=lfs diff=lfs merge=lfs -text
+plots/wall_vs_active_perfect_country.png filter=lfs diff=lfs merge=lfs -text
+plots/wall_vs_total_perfect_country.png filter=lfs diff=lfs merge=lfs -text

models.json

@@ -93,7 +93,7 @@
       "post_country": "US",
       "offset": [
         8,
-        8
+        -12
       ]
     },
     {

scripts/make_plots.py

@@ -111,6 +111,11 @@ def scatter_country(points: list[dict], xkey: str, ykey: str, title: str, xlabel
             transform=ax.transAxes, fontsize=7, alpha=0.7)
     ax.grid(True, which="both", alpha=0.25, zorder=0)
     ax.margins(x=0.30)
+    ax.set_ylim(bottom=0)
+    ax.annotate("better", xy=(0.10, 0.54), xytext=(0.22, 0.67),
+                xycoords="axes fraction", textcoords="axes fraction",
+                fontsize=8, color="#444444",
+                arrowprops=dict(arrowstyle="->", lw=1.4, color="#444444"))
 
     present = sorted({base_of(p) for p in points} | {post_of(p) for p in points})
     fill_handles = [Patch(facecolor=color(c), edgecolor="black", label=c) for c in present]