{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000484},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003824","499:4990000626","477:4770003992","499:4990000475","499:4990000142","499:4990001027","499:4990000625","499:4990000781","477:4770003865","499:4990000555","499:4990000418","499:4990000486","477:4770003867","499:4990000425","499:4990001126","477:4770003864","477:4770003674","499:4990000863","477:4770003968","477:4770003902","499:4990000412","499:4990000695","477:4770003938","499:4990000776","477:4770003866"],"twin_admin_codes":[477,499,477,499,499,499,499,499,477,499,499,499,477,499,499,477,477,499,477,477,499,499,477,499,477],"twin_sims":[0.9366767701866016,0.9202261791266524,0.8930285308790635,0.8829197675590638,0.8821317605019545,0.8812628771420209,0.8650953969078288,0.860196436022555,0.8582227830105311,0.8289903310446918,0.8175805243261958,0.8126685840248533,0.8091580649267054,0.805394259643572,0.8003036975995489,0.7927414532182757,0.7875079342454772,0.7850004701971619,0.7804717008123969,0.7771530951651169,0.7722795269385391,0.7698937483020791,0.769849369945802,0.76973116766884,0.7526304231341547],"twin_dists":[0.04697688523842573,0.052958157139162264,0.061778974047244854,0.0648126904085686,0.06504465084868816,0.06529970210231607,0.06991916816416224,0.07127601360405976,0.07181755224251933,0.07954147835181838,0.08242802935940849,0.08365205509546583,0.0845204559871845,0.08544583722644306,0.08668847221325769,0.08851651811612106,0.0897698305637188,0.09036706812004698,0.09144064081049193,0.09222330816328457,0.09336678842614557,0.09392408757736263,0.09393443899218158,0.09396200745480002,0.09791209562349136],"n_dims_used":45,"mean_confidence":0.9274742126464843},"coverage":{"mean_confidence":0.9274742126464843,"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}}