{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007693},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780000803","466:4660014034","487:4870012054","469:4690002022","474:4740002017","469:4690001473","478:4780000910","487:4870012053","469:4690005046","469:4690001474","469:4690004960","478:4780000909","487:4870007841","478:4780000854","469:4690001921","487:4870007550","469:4690005045","478:4780000621","474:4740001811","474:4740001481","474:4740001506","475:4750010119","478:4780000163","474:4740005483","469:4690003946"],"twin_admin_codes":[478,466,487,469,474,469,478,487,469,469,469,478,487,478,469,487,469,478,474,474,474,475,478,474,469],"twin_sims":[0.6690144714001973,0.504362276058857,0.4119011188914119,0.33094891470242715,0.3010128769403717,0.298558685302307,0.28821158667358676,0.2789530571028123,0.27799837012690193,0.27167401641250666,0.26778277909390785,0.25191331123495264,0.21587612789654473,0.20142123642686732,0.19495739705205956,0.19175552675492694,0.18954763619672982,0.1886664434373459,0.18524955528345022,0.1832805829380703,0.18070943270466952,0.17910081599130506,0.17843490915946822,0.17771065185261695,0.17533497272867202],"twin_dists":[0.11644601686681161,0.15195431206246873,0.1729791622852933,0.19314141945960608,0.20125117174245782,0.20193614039764757,0.20486113558156646,0.20753209693114358,0.20781054567551022,0.20967007384111855,0.21082747203579058,0.21565972477040368,0.22741393713299127,0.2324975956259249,0.2348520192957531,0.2360383692859274,0.23686449801382253,0.23719609291483773,0.2384922391095607,0.23924678854944434,0.2402407637576241,0.24086773352112423,0.2411284440789826,0.24141278489536067,0.2423512920138212],"n_dims_used":43,"mean_confidence":0.9187355041503906},"coverage":{"mean_confidence":0.9187355041503906,"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}}