{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003399","490:4900002091","490:4900002092","490:4900003523","490:4900003530","490:4900003661","490:4900001506","490:4900002696","490:4900003795","490:4900001646","490:4900002996","490:4900003127","490:4900003528","490:4900003392","490:4900003657","490:4900001642","490:4900001378","490:4900003654","490:4900002989","490:4900003660","490:4900001510","490:4900003263","490:4900004365","490:4900002550","490:4900003125"],"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":[0.34694573087726294,0.15142969573946324,0.1508918637437485,0.13625195646001678,0.1295157948374094,0.1284423057929818,0.11661745887830274,0.10530407996343422,0.09225654555907338,0.07361811915779712,0.06587159039829679,0.055571856770667304,0.05172810791107542,0.05080240853255609,0.04959018754836711,0.047719637095002224,0.04632165631313171,0.04464081712787462,0.04381812525978767,0.03642968847644498,0.03588935852730735,0.03552722378184077,0.03212974055966067,0.0260507230232807,0.02590729902329057],"twin_dists":[0.18897402048622922,0.2523467515465762,0.25258446482221725,0.25931024432448213,0.26258761385678536,0.26312170203309965,0.26924182722090095,0.27556067823420843,0.2835420356447247,0.2966638115056121,0.30291942970129887,0.3122436783527095,0.31609187579577525,0.31705400307246856,0.3183362402437877,0.3203670757599653,0.32192873830245944,0.32385950983268935,0.32482685373611575,0.33427842340899583,0.3350315964800809,0.33554179151101565,0.3405572154467661,0.35079143526374956,0.35105679486029423],"n_dims_used":45,"mean_confidence":0.9145829942491319},"coverage":{"mean_confidence":0.9145829942491319,"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}}