{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001146},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000909","470:4700006863","489:4890001086","489:4890001275","489:4890001151","489:4890001345","489:4890000850","489:4890000791","489:4890001344","489:4890001342","489:4890000911","489:4890001277","470:4700006862","489:4890001278","489:4890000847","489:4890001276","489:4890000788","489:4890001027","489:4890001210","489:4890001479","489:4890001084","489:4890001148","489:4890001565","489:4890001562","489:4890001648"],"twin_admin_codes":[489,470,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9124343738903424,0.8924132983913287,0.8878703260315629,0.8767221106127643,0.851759941940605,0.849418561082921,0.8490519279972579,0.8392102982411483,0.8320972518062377,0.8318063293631573,0.8250738094467942,0.8164639947391966,0.8152361800984619,0.8065324005331892,0.8033833790246696,0.800590652595523,0.7689507064681421,0.7579029650123318,0.7554095530308991,0.7417935065559138,0.7300571628435695,0.7150963934884593,0.7099717858625417,0.7075511055178286,0.6951644054772256],"twin_dists":[0.05560057558250716,0.06196684978753497,0.06334083424610354,0.06662072580012804,0.07357147264836816,0.07419987802496271,0.07429795368205763,0.07689928613717842,0.07874421062457382,0.07881907957010544,0.08053944743548543,0.08270720296831195,0.08301355678653675,0.08516661642129714,0.08593790910363355,0.08661869039287122,0.09414393886099473,0.09670198549470495,0.09727507587462746,0.10037951445047345,0.10302451884659074,0.10636045415708256,0.1074949796053257,0.1080295670176586,0.11075284879655443],"n_dims_used":45,"mean_confidence":0.9156667073567708},"coverage":{"mean_confidence":0.9156667073567708,"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}}