{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000543},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700005317","489:4890000351","489:4890000496","472:4720001653","489:4890000533","470:4700001654","466:4660009466","470:4700006599","470:4700006458","489:4890000239","489:4890001373","489:4890000350","489:4890000510","470:4700001086","470:4700005611","489:4890000581","466:4660007120","470:4700005896","489:4890000753","470:4700008985","470:4700008886","467:4670000093","489:4890000173","489:4890000831","470:4700005750"],"twin_admin_codes":[470,489,489,472,489,470,466,470,470,489,489,489,489,470,470,489,466,470,489,470,470,467,489,489,470],"twin_sims":[0.4795587120636872,0.46004219118489564,0.42113023415022083,0.40221127668171164,0.3963677922423184,0.39433946945320403,0.37681611672271537,0.37170982231812766,0.3687596471545125,0.3568643224099522,0.3428917021645856,0.34049556440439704,0.3389751327545343,0.32990839960485585,0.32750576072337456,0.3234397792677361,0.32328216252296443,0.32314182189936974,0.3128099622059657,0.30946095150950076,0.3082348528613015,0.3072007127456671,0.30687369175902607,0.3067109045534799,0.3065985453967625],"twin_dists":[0.1574525512169266,0.16184227551887748,0.17080476646070805,0.17528512134891272,0.17668780631844058,0.17717690076191933,0.18145264363337946,0.1827165363993858,0.18345066338510413,0.18644111374419667,0.19002023350745356,0.1906416959955256,0.19103725053500997,0.19341623067628644,0.19405261909896485,0.19513548458786945,0.1951776134107599,0.1952151341934677,0.19800296687964247,0.1989178067436223,0.19925415435047464,0.1995384418741809,0.19962845541281066,0.1996732837171479,0.19970423316394406],"n_dims_used":45,"mean_confidence":0.9146511501736111},"coverage":{"mean_confidence":0.9146511501736111,"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}}