{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003036},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003150","491:4910003277","491:4910003435","490:4900007157","491:4910003058","490:4900007034","495:4950000584","491:4910002897","491:4910003535","491:4910002949","490:4900007035","491:4910002800","495:4950000065","491:4910003384","495:4950000678","491:4910003089","492:4920001085","491:4910002610","491:4910003475","495:4950000532","495:4950000171","491:4910003534","491:4910002561","491:4910002254","495:4950000149"],"twin_admin_codes":[491,491,491,490,491,490,495,491,491,491,490,491,495,491,495,491,492,491,491,495,495,491,491,491,495],"twin_sims":[0.20834530339229718,0.16015627617896105,0.11608455523831306,0.10964134743071152,0.07222071531158811,0.060406106022562404,0.054207577099995456,0.048224878080293805,0.04655922207917944,0.041583433723147205,0.04062655507870808,0.03869289958419666,0.03746028296964336,0.036309939309836406,0.03541525899339689,0.030316413044628076,0.030050285800070863,0.029906254365646975,0.028505338680240036,0.02826332313334619,0.02814911678052874,0.0267857683471139,0.025432309874798623,0.025346840719339257,0.02517858148231158],"twin_dists":[0.23003249987042557,0.248573472642412,0.26952861010599316,0.27307887401457354,0.29775143800927917,0.30770470721450577,0.31358353402870265,0.31981208137602596,0.32166060094022625,0.32753374553771014,0.32873043335678764,0.3312231889706749,0.3328677803120402,0.33444452097820776,0.3357004282813967,0.3434224301920388,0.34385521318949946,0.34409081296643423,0.3464346328518983,0.3468495235022739,0.34704637074580946,0.3494509332606464,0.3519447579696498,0.352106055630649,0.35242497296706304],"n_dims_used":45,"mean_confidence":0.8952202690972222},"coverage":{"mean_confidence":0.8952202690972222,"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}}