feat(ka-id v2.2): boost COLLABORATIVE_MODEL des recommandations du modèle ALS (kaid.py aligné sur ka-ui.git/kaid f844854)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

Simon-Pierre Boucher committed 29 days ago (Aug 26, 2026) parent fdd1043

1 changed file +8 −2

modified sortika/kaid.py +8 −2

		`@@ -292,8 +292,10 @@ def rerank(items: list, user, *, features_of, uid_of=None,`
292	292	tail = items[max_considered:]
293	293	n = len(head)
294	294	active = active_dims or set()
295		− # co-favoris des membres semblables (filtrage collaboratif du hub)
	295	+ # signaux collaboratifs du hub : co-favoris (item-item) et
	296	+ # recommandations du modèle de matrix factorization (ALS, batch quotidien)
296	297	similar = {str(s) for s in (app_p.get("similar") or [])}
	298	+ mf = {str(s) for s in (app_p.get("mf") or [])}
297	299	scored = []
298	300	badged = 0
299	301	for i, it in enumerate(head):
		`@@ -303,9 +305,13 @@ def rerank(items: list, user, *, features_of, uid_of=None,`
303	305	profile.get("global") or {}, active)
304	306	except Exception:
305	307	p, reasons = None, []
306		− if similar and str(uid_of(it)) in similar:
	308	+ uid = str(uid_of(it))
	309	+ if similar and uid in similar:
307	310	p = min(1.0, (p if p is not None else 0.55) + 0.25)
308	311	reasons = (["SIMILAR_USERS"] + reasons)[:4]
	312	+ elif mf and uid in mf:
	313	+ p = min(1.0, (p if p is not None else 0.55) + 0.25)
	314	+ reasons = (["COLLABORATIVE_MODEL"] + reasons)[:4]
309	315	if p is None:
310	316	final = (1.0 - blend) * base + blend * 0.5
311	317	else:
312	318