{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001729","487:4870001997","487:4870001730","487:4870001540","487:4870003258","487:4870001636","487:4870001905","487:4870001541","494:4940005826","494:4940006157","496:4960009075","494:4940006268","494:4940005353","487:4870001820","487:4870003251","487:4870001998","496:4960007693","490:4900000685","496:4960009170","490:4900000782","487:4870001635","490:4900007497","490:4900001050","487:4870001442","487:4870001996"],"twin_admin_codes":[487,487,487,487,487,487,487,487,494,494,496,494,494,487,487,487,496,490,496,490,487,490,490,487,487],"twin_sims":[0.38332850372319366,0.378040769052207,0.33047225600767477,0.20582655623615173,0.12308213136436251,0.1202377718905618,0.11450385028808509,0.11372342130681039,0.1065716778004517,0.10640497685815814,0.10497522590628226,0.104965280192312,0.10271790713315825,0.09451303024572044,0.09096913599825392,0.08074524871553233,0.08040622206160601,0.07562007946488272,0.07143139552373402,0.07140776673075469,0.06964882641563074,0.05860028113963236,0.058136166455944126,0.056817813969946916,0.056702959496733284],"twin_dists":[0.17985276210420142,0.18115077056612952,0.19326725123477861,0.2309226399597511,0.26584031690544635,0.2673196867163365,0.27038525996800256,0.2708115645365402,0.27482727272473667,0.27492333394709845,0.27575206710251615,0.27575786264472435,0.2770785554794214,0.2821008738967033,0.2843767904916925,0.29136241501329824,0.2916058948192465,0.2951343604594366,0.29837333129141314,0.29839203373359274,0.29979856155548573,0.30936396126367915,0.3097971978278471,0.31104358799403364,0.31115329959945975],"n_dims_used":42,"mean_confidence":0.9081537155877977},"coverage":{"mean_confidence":0.9081537155877977,"n_dims_used":42,"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}}