{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000967},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001137","485:4850000593","485:4850004264","479:4790001959","470:4700007504","493:4930002920","493:4930002573","466:4660010275","493:4930003616","493:4930003784","470:4700007503","470:4700001620","481:4810001036","470:4700004477","469:4690005760","493:4930000870","478:4780000091","470:4700001045","487:4870007967","469:4690006258","493:4930001480","481:4810005606","481:4810001311","479:4790000037","470:4700001220"],"twin_admin_codes":[485,485,485,479,470,493,493,466,493,493,470,470,481,470,469,493,478,470,487,469,493,481,481,479,470],"twin_sims":[0.40187228341161124,0.3994954717039349,0.2334726247307229,0.23231410209302542,0.21667190471117717,0.21312886989964205,0.20800300580103023,0.2079364048387454,0.20116092041593048,0.19317347738382334,0.19055263892367694,0.18663957349735247,0.1809073002504861,0.1766571515501383,0.17649176181623208,0.17303354298938187,0.17047348707800963,0.16658183460789666,0.16649659358093116,0.16451928164841761,0.16114012637784714,0.15849491202330487,0.15823103811866415,0.15447502636601113,0.1538912646136175],"twin_dists":[0.17536624025272643,0.1759358679727913,0.2215257101492288,0.221904153654669,0.22714086406805659,0.22836191762578173,0.23015303727994,0.23017650599278586,0.23259139890916297,0.2355113061141814,0.23648762640531046,0.23796294793252476,0.24016391682346622,0.24182785926454745,0.24189318185675537,0.24326915078772196,0.24430046952362944,0.24588973050385968,0.24592483869628565,0.2467428985697544,0.24815755162163725,0.2492800493698024,0.2493927703826328,0.2510123320148932,0.25126662358285484],"n_dims_used":45,"mean_confidence":0.9161968655056424},"coverage":{"mean_confidence":0.9161968655056424,"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}}