{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001045","500:5000000925","500:5000001218","500:5000001054","485:4850008477","500:5000000806","500:5000000926","485:4850008249","500:5000000807","485:4850008875","500:5000000517","485:4850008433","485:4850008478","500:5000000866","500:5000000749","485:4850007288","500:5000001216","500:5000000864","485:4850008479","500:5000000464","500:5000000865","500:5000000804","500:5000000691","485:4850007075","500:5000000748"],"twin_admin_codes":[500,500,500,500,485,500,500,485,500,485,500,485,485,500,500,485,500,500,485,500,500,500,500,485,500],"twin_sims":[0.5958719986507724,0.5820305421440912,0.45984656920686373,0.4071714686977179,0.3897021266176966,0.384641978925631,0.3735717452643862,0.3645785681321592,0.3595803268439581,0.3565971960687396,0.3493081362050301,0.34558363283219806,0.3370610497577256,0.3305009412704483,0.3182423327824899,0.3176768557343107,0.3167804783041941,0.3058424634709155,0.3046841264587821,0.301317746860017,0.3011229563487322,0.2998723677306778,0.2985607294172799,0.2968301401107888,0.29447316209656976],"twin_dists":[0.13215702657049722,0.13512344816756566,0.16188659642080555,0.17410166787702158,0.1782995188895392,0.1795316725378152,0.18225469668475916,0.18449613301623494,0.18575390759705268,0.18650884721023384,0.1883673376127313,0.1893248074335257,0.19153657680242434,0.19325967588111193,0.19653079582303812,0.19668337374341896,0.19692554998082518,0.1999126672059133,0.2002325721120767,0.2011663102796943,0.20122052502549048,0.20156908172388982,0.20193556851307776,0.20242056290772895,0.20308378608446],"n_dims_used":45,"mean_confidence":0.9189383612738715},"coverage":{"mean_confidence":0.9189383612738715,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}