{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011632},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012050","490:4900011161","490:4900009617","490:4900011365","490:4900009526","490:4900011317","490:4900010771","490:4900011019","490:4900010322","490:4900011439","490:4900009525","490:4900008224","490:4900011101","490:4900010769","490:4900012114","490:4900006560","490:4900010939","490:4900011961","490:4900007307","490:4900011643","490:4900009850","490:4900005313","490:4900005296","490:4900007182","490:4900005567"],"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":[0.05479922609395661,0.022671419658694854,0.013806099735353202,0.009192820531846883,0.00243448081546612,0.002269753620976806,0.0022172210585736205,0.002081559097580774,0.0013696458393135287,0.0011650749940516375,0.0010850360359238756,0.0009765975060339045,0.0006752785570476645,0.00044075251824959605,0.00026251036114508354,0.00023369419961320973,0.00020411387380603403,0.0001423454607038113,0.00013672379193718594,0.00012463592893215895,0.00011264740959297372,0.00009680500268433601,0.00009056938833130375,0.00009040822816681338,0.00007209460176229164],"twin_dists":[0.31299908838047935,0.35740978449816285,0.38009737520779385,0.3977355008698509,0.45057357817434346,0.4531887930326964,0.4540595086426465,0.45639890958060647,0.471614414540146,0.4773649744787528,0.4798732106075327,0.4835600919827492,0.4962628144067859,0.5105579693149953,0.5273998089416413,0.5311055828593295,0.5353864467073166,0.5466236081649748,0.5478655699436871,0.5507080624700385,0.5537969936123929,0.5583942030232092,0.560401844575516,0.5604554477258423,0.5672269203211702],"n_dims_used":45,"mean_confidence":0.8885335286458333},"coverage":{"mean_confidence":0.8885335286458333,"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}}