{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002363},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002025","487:4870003674","487:4870002117","487:4870000675","487:4870002445","487:4870001461","487:4870003124","487:4870002203","487:4870003820","487:4870003963","487:4870002027","487:4870001108","487:4870002355","487:4870003668","487:4870002870","487:4870000824","496:4960007416","487:4870001873","487:4870004106","487:4870003675","490:4900000770","487:4870010140","494:4940008510","487:4870002997","487:4870002353"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,496,487,487,487,490,487,494,487,487],"twin_sims":[0.472778832357115,0.3837029305491237,0.32579021117469237,0.31795306069370405,0.30061986540827546,0.29062186415267666,0.28715610829126653,0.28166816751074086,0.27326134947881553,0.2580042557014177,0.2574058966408641,0.252258106796984,0.24026097979058733,0.23629716783609758,0.23297136645473304,0.227192817261472,0.22348307431391012,0.2229507422387186,0.22231588075378486,0.2187852163101535,0.21808670287779922,0.21714571850370412,0.21411150233528087,0.20966136633338453,0.20928759925239643],"twin_dists":[0.15897057260121267,0.1797611769681701,0.19450859566035325,0.1966088285719757,0.2013606417283014,0.20417428432253693,0.20516299353598116,0.20674334606801323,0.20920088061371644,0.21378296887861442,0.21396608548171855,0.2155527207956548,0.21933255791714265,0.2206081760032672,0.22168929965652176,0.22359213813131437,0.2248306759843266,0.22500952031604093,0.22522318354075369,0.22641893475040853,0.22665703379770197,0.22697859406161958,0.2280219034530277,0.22957031056571417,0.2297013729473139],"n_dims_used":43,"mean_confidence":0.897143519201944},"coverage":{"mean_confidence":0.897143519201944,"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}}