{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001881},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002037","470:4700001289","470:4700001883","470:4700001156","470:4700001882","470:4700001566","470:4700000627","470:4700002682","470:4700001728","481:4810002221","470:4700001916","481:4810000903","470:4700000687","470:4700001875","470:4700001183","470:4700002041","470:4700002191","470:4700002681","470:4700001955","496:4960000968","470:4700002065","488:4880004190","470:4700002689","470:4700001726","493:4930004983"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,481,470,481,470,470,470,470,470,470,470,496,470,488,470,470,493],"twin_sims":[0.5023375636945491,0.4901317346263602,0.4591578442782637,0.4585973468479451,0.4537112281268769,0.4395604549185499,0.4356203299608407,0.4347484339520209,0.3829937732546777,0.3819769083271443,0.3686015180129978,0.36500456612257254,0.36333412704594237,0.361512450585618,0.36049795709209104,0.35621739490510934,0.35142489034823693,0.3486247398480394,0.34397787608554004,0.3318566150518971,0.32843720186106456,0.3266514768422814,0.32521225621688993,0.32490663827984756,0.32393970421236756],"twin_dists":[0.15240016528465414,0.15509875085913036,0.16204269025764106,0.1621697841828899,0.16328010878095667,0.16652117776646191,0.16743075353031997,0.16763247051098348,0.17993467372372007,0.18018372060759838,0.18349009489330484,0.18438933850154685,0.18480846642255203,0.18526665458190425,0.18552232881107839,0.1866051959058764,0.18782556601027414,0.18854261634299452,0.189739286464557,0.1929020723984031,0.19380560353940257,0.19427951396199022,0.19466250981756028,0.19474395972679837,0.19500193700378554],"n_dims_used":43,"mean_confidence":0.9128708063169967},"coverage":{"mean_confidence":0.9128708063169967,"n_dims_used":43,"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}}