{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000596},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012767","490:4900012420","490:4900001306","487:4870001264","490:4900001688","494:4940007391","466:4660006777","466:4660012975","490:4900013039","487:4870001920","490:4900012287","494:4940008022","490:4900000901","487:4870001382","494:4940004243","490:4900000928","466:4660011181","487:4870001358","487:4870003961","487:4870002026","494:4940007994","466:4660006390","490:4900012612","496:4960006753","490:4900012685"],"twin_admin_codes":[490,490,490,487,490,494,466,466,490,487,490,494,490,487,494,490,466,487,487,487,494,466,490,496,490],"twin_sims":[0.22079919394723674,0.1594956074947224,0.1361461930533715,0.13343850151051584,0.12577686047313838,0.12281553164228402,0.09507005780980084,0.08967077261555759,0.08414168478773786,0.0812986102755788,0.08018546997691618,0.07961638298248673,0.07936594355725554,0.07816429437891517,0.07788449408910167,0.07628273307177404,0.07370017587727605,0.0721277837573253,0.06954399690220896,0.06926250951107998,0.06830027309969701,0.06746110831016844,0.06338193299156011,0.06007102861812789,0.05946599653578867],"twin_dists":[0.22573528052815311,0.24885381269582807,0.2593607507951066,0.2606639244551417,0.2644625922667953,0.26597786353884556,0.28174929539457827,0.28522817148877344,0.2889672715322618,0.2909667594898121,0.2917648757486136,0.29217634485747496,0.2923581690777414,0.29323705467243316,0.2934432573941951,0.2946353050601706,0.29660046582651634,0.29782437059695716,0.2998832947504902,0.30011133422863473,0.3008965977039668,0.3015888074162164,0.30505725237258813,0.3080094757712477,0.3085633395699153],"n_dims_used":43,"mean_confidence":0.9072948721952216},"coverage":{"mean_confidence":0.9072948721952216,"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}}