{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004190},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["467:4670001469","499:4990004047","499:4990004216","499:4990004025","499:4990004250","499:4990003822","467:4670001468","500:5000011057","499:4990004031","499:4990004215","499:4990004114","499:4990004180","500:5000009716","499:4990004080","499:4990004022","499:4990004217","499:4990004259","499:4990004223","499:4990004244","499:4990004159","499:4990004258","499:4990003845","499:4990004029","499:4990003777","499:4990004115"],"twin_admin_codes":[467,499,499,499,499,499,467,500,499,499,499,499,500,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9188975243975197,0.8900592232715333,0.8133359103967055,0.802435302521386,0.7891991454661749,0.7792141756086604,0.7775474741911478,0.7639173973533163,0.7166940840459932,0.7043825418407751,0.6971593449992203,0.6868296418016824,0.6777685948687416,0.6761085627746031,0.6717349850293528,0.6700265771697722,0.6653190814391405,0.6611104724233678,0.6607387409464764,0.6602525014420643,0.6578678740771137,0.6508932025358584,0.647245211062477,0.6452526620592863,0.6447122628456315],"twin_dists":[0.05341637424202296,0.0626817051212004,0.08348638355388491,0.08616935815360673,0.08936583870504272,0.09173761138931344,0.0921304708206055,0.09531329518127177,0.10600593862086935,0.10872809227110296,0.11031555753069175,0.11257488668974219,0.11454743577993942,0.11490797028098057,0.1158566885782709,0.11622684033358024,0.11724559615431693,0.11815499830554055,0.11823526318063884,0.11834023874899707,0.11885483656596103,0.12035794669270368,0.12114304262231342,0.12157158251372903,0.12168777417517929],"n_dims_used":44,"mean_confidence":0.9319699027321555},"coverage":{"mean_confidence":0.9319699027321555,"n_dims_used":44,"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}}