{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010749","490:4900008666","490:4900007996","490:4900010320","490:4900010650","490:4900011562","490:4900011222","490:4900008011","490:4900010404","490:4900010833","490:4900011690","490:4900009937","490:4900010660","490:4900011075","490:4900011076","490:4900008106","490:4900011563","490:4900011646","490:4900010489","490:4900011070","490:4900009523","490:4900011372","490:4900008120","490:4900011442","490:4900011438"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5157307147148981,0.2448585347290186,0.2338139971088352,0.1864556340420397,0.11919107795544415,0.10899733193109203,0.08146197098970502,0.08090235139021798,0.07215082217566719,0.053797057779759766,0.04645866065715549,0.03898761828686627,0.037772640961838584,0.03754646657783065,0.037176157390899946,0.03678533890466255,0.0297367233654326,0.029046194643674278,0.027628253629707663,0.025379318965542318,0.02494446805303194,0.024645761896929182,0.024239229792521997,0.024134327004755155,0.023502787137789714],"twin_dists":[0.14945958260654915,0.21786998951972789,0.22141443254941892,0.2380328290505586,0.26787080559626375,0.273442513556158,0.29085036840436823,0.29124986578975093,0.29780628297927253,0.3139921683706086,0.3217739631810992,0.3308365477306503,0.33244673594514584,0.33275131236218086,0.33325336162562924,0.3337878379553782,0.34436937365634945,0.34551826750192005,0.3479529411380184,0.3520447073106947,0.35287178801704056,0.35344717511696655,0.3542400335539976,0.35444649225814007,0.3557061042216824],"n_dims_used":45,"mean_confidence":0.890128411187066},"coverage":{"mean_confidence":0.890128411187066,"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}}