{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001698","499:4990001975","499:4990002648","499:4990001697","499:4990002732","499:4990002578","499:4990001423","499:4990001605","499:4990001973","499:4990002048","499:4990002395","499:4990002797","499:4990002472","499:4990002394","499:4990002638","499:4990002642","499:4990002410","499:4990001609","499:4990003080","499:4990002391","499:4990002234","499:4990001513","499:4990002405","499:4990002493","499:4990002311"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9062432561404671,0.9005204468038636,0.8829752954346685,0.875166072356887,0.8708667393495376,0.8514412714117136,0.8494104708464519,0.8432586748494915,0.8432553458138874,0.8374343758398571,0.8342732893915218,0.8316420966558905,0.8302539539356122,0.8196728759458062,0.8178285507612297,0.814131797427752,0.8065663125246717,0.802911101580278,0.8024349369970352,0.8003184345321767,0.7974025938534861,0.7961749683090992,0.792308613035927,0.7917997600032001,0.7883789426717095],"twin_dists":[0.05762901831247339,0.059454267458898,0.06479632154043921,0.0670689793311487,0.06829627735340739,0.07365721417137094,0.07420204313364684,0.07583636278096292,0.07583724084494366,0.07736255412348711,0.0781827683253937,0.07886132505223045,0.07921782826464882,0.08190333520359508,0.08236593703071803,0.0832885426858515,0.08515828878254436,0.08605324742241685,0.08616944731995808,0.08668488923977168,0.08739223102053491,0.0876890971481174,0.0886205299797694,0.0887427244427907,0.0895618858233155],"n_dims_used":45,"mean_confidence":0.9290185716417101},"coverage":{"mean_confidence":0.9290185716417101,"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}}