{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001511},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001605","487:4870000949","665:6650001812","487:4870000960","487:4870000552","487:4870001131","665:6650002587","487:4870001418","665:6650003259","665:6650002281","487:4870002308","487:4870002225","487:4870000954","665:6650002744","665:6650002667","487:4870000959","487:4870001610","665:6650002588","487:4870001515","665:6650003700","665:6650002430","665:6650001973","497:4970003514","665:6650003186","487:4870002685"],"twin_admin_codes":[487,487,665,487,487,487,665,487,665,665,487,487,487,665,665,487,487,665,487,665,665,665,497,665,487],"twin_sims":[0.640589951789195,0.5215000723339916,0.42690404718327196,0.4196562190059504,0.38098891120207634,0.3800481631471848,0.28570223682252244,0.280571672917568,0.27150726404436265,0.2589000289852301,0.2492637233069252,0.24645376286407428,0.22881670984740166,0.21882544673048362,0.2080275387020834,0.20587865811878994,0.20469435892889298,0.19623552050276033,0.19190811338187533,0.18336095120423027,0.18017137615799314,0.17691824484249558,0.17339967392550273,0.17285188416294603,0.17247696735507645],"twin_dists":[0.12257368443203423,0.14819878280745657,0.16945470519008388,0.17115066988068914,0.1804260025754794,0.1806569793962272,0.20557987957291407,0.20706132454427664,0.20971946137304365,0.21350933427194022,0.21648513444142994,0.2173666640433286,0.22305420397527406,0.22640523714164126,0.2301443937165159,0.23090415171801645,0.2313251907950991,0.23438223191865803,0.23598152154170887,0.23921587829560487,0.24045003344723395,0.24172482595716588,0.24312254922852497,0.24334197066330002,0.24349243328990128],"n_dims_used":43,"mean_confidence":0.8905801994856014},"coverage":{"mean_confidence":0.8905801994856014,"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}}