{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000411","470:4700000399","488:4880006146","488:4880006206","470:4700000131","488:4880005000","470:4700000168","470:4700000599","470:4700000132","488:4880004998","488:4880006155","488:4880006009","470:4700000340","470:4700000946","488:4880004284","470:4700005439","470:4700000776","470:4700006013","488:4880005394","488:4880002704","488:4880006085","470:4700001587","470:4700000229","470:4700001446","470:4700000091"],"twin_admin_codes":[470,470,488,488,470,488,470,470,470,488,488,488,470,470,488,470,470,470,488,488,488,470,470,470,470],"twin_sims":[0.8016264615006595,0.7978441419287423,0.7954448144918157,0.7855072956891476,0.7735315198106821,0.7672117411459715,0.7584657462216282,0.7335231687591729,0.7138760297767622,0.6995648285945173,0.6878827327625598,0.6840720168068721,0.6835542264090747,0.6810017540244027,0.6774421052710269,0.6769516658912321,0.6650923169634353,0.6628709342811739,0.658485122982029,0.6569751331501232,0.651087372264429,0.6440983043042773,0.642061502041994,0.6376279861523617,0.6373186510547469],"twin_dists":[0.08636654154390606,0.08728532042949923,0.08786540464310594,0.09024651577840154,0.09307369031550788,0.09454870732741065,0.09657242633668495,0.10224613401016856,0.10663098144943498,0.10978763095012258,0.11234509528950266,0.11317607091040362,0.1132888668064663,0.11384451118532046,0.11461836422080936,0.11472489181408714,0.11729462813246193,0.11777474764827446,0.11872167092515848,0.1190473942172675,0.12031613907945832,0.12181976546144713,0.12225752398432303,0.12320979247257464,0.12327620540083527],"n_dims_used":43,"mean_confidence":0.9122369455736737},"coverage":{"mean_confidence":0.9122369455736737,"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}}