{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740005651},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000372","474:4740004090","474:4740002003","474:4740000474","474:4740000376","486:4860000816","474:4740004257","474:4740004091","474:4740000371","474:4740006091","474:4740002874","474:4740005694","486:4860000753","487:4870012956","474:4740004258","474:4740006092","487:4870007676","486:4860000999","486:4860001049","474:4740004834","487:4870012515","487:4870008670","474:4740004178","474:4740004103","474:4740002416"],"twin_admin_codes":[474,474,474,474,474,486,474,474,474,474,474,474,486,487,474,474,487,486,486,474,487,487,474,474,474],"twin_sims":[0.034508470277781166,0.02965042600860606,0.023532122900422656,0.0211817720993065,0.01709841812411774,0.01369439297068563,0.012202236803524101,0.010561464502602059,0.010077875005521743,0.0094931407880265,0.008034453276056083,0.0077734948687021455,0.006958427829903085,0.006786847102244401,0.005649289385546125,0.004250258786819378,0.004052687298574099,0.004008812255854276,0.0035023197550099294,0.003213700667289148,0.0031686200917076216,0.0030603998156825576,0.0029407830901486912,0.002908293031669611,0.0026810110329377763],"twin_dists":[0.33700117007924035,0.3445116945802295,0.35564694811196534,0.3606029760289748,0.37048478605459867,0.3804577201168767,0.3855385351390193,0.3918054482766648,0.3938180312164935,0.3963698611700775,0.4034068127993979,0.4047850642186924,0.40937467312981757,0.41040209713682607,0.4178740848756036,0.42920621447454776,0.43107277642525943,0.431498491179612,0.4367464763049396,0.4400554005467772,0.44059655523810687,0.44192491289938446,0.44344404647220875,0.44386642298875556,0.4469479594659789],"n_dims_used":45,"mean_confidence":0.9256764729817708},"coverage":{"mean_confidence":0.9256764729817708,"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}}