{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970003080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970003032","497:4970002946","497:4970003264","497:4970003177","497:4970003305","497:4970002945","497:4970003131","497:4970002951","497:4970002997","497:4970003079","497:4970002892","497:4970003223","497:4970003134","497:4970003187","497:4970003266","497:4970002538","497:4970003484","497:4970003132","665:6650001654","497:4970002895","497:4970003088","497:4970002459","487:4870001605","497:4970002777","497:4970003479"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,665,497,497,497,487,497,497],"twin_sims":[0.37754714587832217,0.28768866882286237,0.2572541517286427,0.19996562040977703,0.18173256457935338,0.17000179810590985,0.16500955676349624,0.16031356304952465,0.15168492417756183,0.14415842007785803,0.14024425480892677,0.110149343301734,0.1052536006619495,0.1050312548003529,0.09447538118589344,0.09129529767852154,0.08743757822891864,0.08638274242838596,0.0800383853546239,0.07605084174667115,0.07562988374727711,0.07336279067823445,0.07236490800140462,0.06938340122311161,0.06932770605447658],"twin_dists":[0.18127238982126842,0.20501060282513964,0.21401256688933917,0.23302319420744166,0.23984404386819239,0.24449169856734299,0.24653940115572145,0.24850685543068007,0.25223416172092533,0.25561479716003976,0.2574248433846424,0.272793201493684,0.2755900263060564,0.275719426063142,0.282124695658995,0.2841644283012616,0.2867156982259463,0.28742884035165267,0.2918709978691034,0.2948095474054875,0.29512695104478387,0.29686128434069603,0.2976384260192605,0.30001330495179374,0.3000584500712293],"n_dims_used":45,"mean_confidence":0.9012371487087674},"coverage":{"mean_confidence":0.9012371487087674,"n_dims_used":45,"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}}