{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004936","490:4900010695","490:4900010781","490:4900011993","490:4900011531","490:4900006610","490:4900012063","490:4900011464","490:4900002555","490:4900009666","490:4900005872","490:4900009255","490:4900009868","494:4940008969","494:4940008556","494:4940008707","490:4900004929","490:4900008732","490:4900005076","490:4900009985","490:4900002556","490:4900004798","490:4900010169","490:4900007349","490:4900008848"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,494,490,490,490,490,490,490,490,490,490],"twin_sims":[0.12834311472204796,0.09402991069046293,0.060007923441385745,0.056418644785180605,0.04842775465664206,0.036715438730531354,0.02588804651762626,0.021764899210034185,0.014832854578863004,0.012898421027697166,0.011821365612862695,0.01020514946154614,0.007250853731705376,0.006736880840392102,0.005915941063167921,0.005266446164917495,0.005197777325949052,0.004853957644575688,0.004705344313389492,0.004696017295886711,0.004015323286536705,0.0037381981526415,0.0037069218847603693,0.0035307638171661014,0.003494690398868562],"twin_dists":[0.26317122223321326,0.28240712867322365,0.3080670291964715,0.31142567502699126,0.31959059241172844,0.3338839396662057,0.35109251184249424,0.35933042332710047,0.37690062478474984,0.38310333803679764,0.3869233986711674,0.3932801417811424,0.40767500448602967,0.41070568885750375,0.4160082641810015,0.42069710432329593,0.4212229953226188,0.42395460641083565,0.42518996382973323,0.4252686696167643,0.43143504844188946,0.434221963887711,0.4345482124109692,0.43643397496184855,0.43683068985316864],"n_dims_used":45,"mean_confidence":0.9315613640679253},"coverage":{"mean_confidence":0.9315613640679253,"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}}