{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001966},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002054","489:4890002220","489:4890001802","489:4890001800","489:4890002057","489:4890002056","489:4890001402","489:4890001551","489:4890002055","489:4890001716","489:4890001798","489:4890001886","489:4890001972","489:4890002548","489:4890001552","489:4890002385","489:4890001884","489:4890002137","489:4890002467","489:4890001888","489:4890001472","489:4890002303","470:4700008957","489:4890001634","489:4890001548"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489],"twin_sims":[0.8824630017413586,0.8292325014127669,0.7056366816063746,0.6967527055486485,0.6914613724882781,0.583423232955515,0.5445930460051444,0.5365245756329003,0.5009121979585767,0.49373268714365703,0.49012242527164235,0.48033203199776114,0.47912193555513916,0.47523748447075054,0.4677683996153673,0.4644096327928906,0.41271853465333347,0.4013668222713972,0.3827853227968404,0.36205950772587026,0.3554122192922948,0.3260161507597656,0.3214029885424371,0.3213444318249983,0.31460039928539546],"twin_dists":[0.06494722125184073,0.07947951550905026,0.10845177429390243,0.11040473180348424,0.1115633170047197,0.13482478128819025,0.14318230396960022,0.14493002521598308,0.15271433359742226,0.15430062325669103,0.15510081646462706,0.15727984668727915,0.1575501352510262,0.15841926127383743,0.1600970531013411,0.16085449805145488,0.17278573566181193,0.1754872512574875,0.17998570079101567,0.185128935879602,0.18680962980496105,0.19444846724330084,0.1956807765268639,0.19569648190795078,0.1975161689314449],"n_dims_used":45,"mean_confidence":0.9180244445800781},"coverage":{"mean_confidence":0.9180244445800781,"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}}