{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000388},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000467","490:4900000810","490:4900000589","490:4900000109","496:4960007911","490:4900000496","490:4900000585","490:4900001179","490:4900000894","490:4900000697","490:4900000569","490:4900000808","487:4870005718","490:4900000897","496:4960008764","490:4900000580","490:4900001180","490:4900000332","490:4900000411","490:4900000174","496:4960008763","490:4900000239","490:4900000400","490:4900003064","480:4800004126"],"twin_admin_codes":[490,490,490,490,496,490,490,490,490,490,490,490,487,490,496,490,490,490,490,490,496,490,490,490,480],"twin_sims":[0.5533299789700853,0.5365219094896021,0.4972205834978017,0.48543900297783626,0.4768331589122849,0.4641604327836929,0.44624640086969486,0.4185862015022198,0.4165381209536888,0.39647182631439587,0.3947066497102696,0.39433115217040204,0.3905368096833385,0.3894525643184739,0.38644976865782843,0.38495081521499075,0.3801575062180049,0.37277377395626354,0.36977211344176525,0.36666701489144826,0.36326327751523807,0.3556023862610675,0.3512720610984635,0.3504549975087725,0.3468223089685603],"twin_dists":[0.14129493663200293,0.14493060355621556,0.15352917070298805,0.15614150572113936,0.15806195942788925,0.1609107712891874,0.16498497635364812,0.1714020909645468,0.17188409217714248,0.17666275144814336,0.1770882757750032,0.177178908716715,0.1780969986740609,0.17836011001696128,0.17909059688566098,0.1794562510316542,0.18063011881560995,0.18245248966509878,0.18319839154210463,0.18397317394654586,0.18482626470316013,0.18676132490872097,0.18786462457196537,0.1880735922116113,0.1890057758484418],"n_dims_used":45,"mean_confidence":0.9157341851128472},"coverage":{"mean_confidence":0.9157341851128472,"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}}