{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003416},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003168","480:4800003413","480:4800003467","480:4800003464","480:4800003357","480:4800003779","480:4800003218","480:4800003369","480:4800003265","480:4800003358","480:4800003313","480:4800002623","480:4800002624","480:4800003263","480:4800002933","480:4800003521","480:4800003366","480:4800003363","480:4800003176","480:4800003309","480:4800002914","480:4800003214","480:4800003592","480:4800002830","480:4800003409"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7168819957781395,0.6797098975182261,0.6739308495791543,0.6693279558004125,0.6290322955421768,0.6117522783326315,0.5817846215467665,0.5601304313627044,0.5595097558890166,0.5589934941268556,0.5584194933550335,0.5506379399651157,0.5486170206848721,0.5452203837781537,0.5352132500439428,0.5337370946850388,0.5289464530496679,0.5250362593699099,0.5230539068960324,0.5176686485734795,0.5154678934224053,0.502524457719439,0.48975433336936397,0.4876141727512658,0.4627638966354847],"twin_dists":[0.10596421652483905,0.1141254930433338,0.1153805662095732,0.11637813897539832,0.12505404972731918,0.12875637097706463,0.1351761921740105,0.1398291252523315,0.13996280285643312,0.14007400810885207,0.14019766754825308,0.14187594828309744,0.1423124162877255,0.14304661532534202,0.14521454693700425,0.14553499927896757,0.1465762422499895,0.1474276182918815,0.1478597792404536,0.1490357040216435,0.14951709859725607,0.15235898968692177,0.1551824999171605,0.1556577903795408,0.16122632636531575],"n_dims_used":43,"mean_confidence":0.9210364763126817},"coverage":{"mean_confidence":0.9210364763126817,"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}}