{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001208},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001116","466:4660013914","487:4870001310","466:4660013415","487:4870000932","494:4940006727","466:4660013630","466:4660013761","466:4660013868","494:4940004898","466:4660013873","487:4870001022","494:4940007486","466:4660014229","487:4870001311","490:4900001161","487:4870001298","487:4870001499","490:4900003874","494:4940004863","494:4940007708","466:4660013871","466:4660013757","466:4660013698","466:4660008100"],"twin_admin_codes":[487,466,487,466,487,494,466,466,466,494,466,487,494,466,487,490,487,487,490,494,494,466,466,466,466],"twin_sims":[0.7797871842338585,0.6756255051259804,0.5448024593777253,0.4610926259983683,0.4033479901974248,0.3692006415159918,0.329364672406674,0.32386265988581453,0.31367882363257166,0.3112593381125309,0.29677704352461165,0.29175331838678104,0.28338698782853333,0.2754367149398773,0.27530814546753263,0.2713841249887531,0.26287006566115984,0.26181719953718524,0.2532805313306913,0.251699366674928,0.24754553272616572,0.24162640070664548,0.2370613638797482,0.23521923726629285,0.23412336793249344],"twin_dists":[0.09160235268388255,0.11501283686714686,0.1431370062977038,0.16160439926545617,0.1750133377339865,0.18334074037031303,0.19356002415325993,0.19502251077896426,0.19776653673314915,0.19842584680898273,0.20243546936780954,0.2038530269308949,0.20624639984803472,0.20856058521437765,0.20859834187343287,0.20975594382792978,0.21230370873135251,0.2126223247131024,0.21523596768213987,0.215726167331649,0.21702339607182622,0.21889631453028227,0.22036116617147358,0.22095748287624487,0.22131367855409978],"n_dims_used":43,"mean_confidence":0.9150373769360919},"coverage":{"mean_confidence":0.9150373769360919,"n_dims_used":43,"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}}