{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001537},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001634","487:4870001536","487:4870001539","487:4870001441","487:4870001631","487:4870001347","487:4870001440","487:4870001534","487:4870001909","487:4870001535","487:4870001538","487:4870001908","487:4870001348","487:4870001349","487:4870001350","487:4870001635","487:4870001728","487:4870001818","487:4870001727","487:4870001910","487:4870001816","487:4870001629","487:4870001445","486:4860003436","487:4870001633"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,486,487],"twin_sims":[0.8596890990652039,0.821130304416423,0.707643036180531,0.6490413339484251,0.5692808739515767,0.4932429925969312,0.4862054023629864,0.4845614820887388,0.45508479198150265,0.42398534190096465,0.3882978699913774,0.3093563985472777,0.29302359530761135,0.2901290767383387,0.2816878572103657,0.24240815296349233,0.22747152209391938,0.22349200828045024,0.20638312684839857,0.17489353285106385,0.159685587740017,0.10810312526327395,0.10151737764602618,0.09360526894018449,0.08836275520982775],"twin_dists":[0.07141549186770084,0.08153666112111664,0.10800927990680548,0.12075657972580342,0.1378605709877957,0.154409059954477,0.15597099786276267,0.15633683771830534,0.16296754182823062,0.17013621240303364,0.17864069574455277,0.19894645819417436,0.2034932338382927,0.2043144357110552,0.20673764300349212,0.21864726855924807,0.22349963324631933,0.22482767691830385,0.23072530723139636,0.24252667825973645,0.24877311242140468,0.2739501915049419,0.27779331842633953,0.28267733995530675,0.2860958218668778],"n_dims_used":42,"mean_confidence":0.9071776072184244},"coverage":{"mean_confidence":0.9071776072184244,"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}}