{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002184},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002138","480:4800002183","480:4800002457","480:4800002318","480:4800002186","480:4800002134","480:4800002412","480:4800002234","480:4800001860","480:4800001469","480:4800002331","480:4800002505","480:4800002459","480:4800001934","480:4800002314","480:4800002094","480:4800001304","480:4800001306","480:4800002414","480:4800001751","480:4800001423","480:4800002131","480:4800002233","480:4800002462","480:4800001752"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9178669681451467,0.692870299404899,0.6713408583775529,0.6605543121822524,0.5829552960222498,0.5560909045952596,0.5537134450725214,0.5162607215659359,0.5007473859513244,0.43077803566796385,0.3861016533007969,0.3798236572696253,0.33506600006344034,0.32663365789008536,0.32076320575503786,0.2669280379551304,0.24850818371606007,0.2482309774403991,0.23924524287109752,0.23802387687795246,0.2361961794805069,0.23103064204050588,0.22890726285907786,0.22646195915254735,0.22536880869029197],"twin_dists":[0.053769547822383676,0.11125513662309724,0.11594210311589229,0.11827508187809233,0.13492512593552383,0.14069951255604776,0.14121221090668581,0.14934361735679483,0.15275067610715898,0.16855310105586135,0.17917545587213687,0.18071214190794135,0.19205865805619388,0.19428425010462017,0.19585245834633247,0.21108309701260505,0.21672153022814486,0.216808378928203,0.21965812465005072,0.22005079295365043,0.22064085731848004,0.22232486089703998,0.22302428162848945,0.22383507489770518,0.22419941017932962],"n_dims_used":42,"mean_confidence":0.9110900333949498},"coverage":{"mean_confidence":0.9110900333949498,"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}}