{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002882},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001555","490:4900001421","490:4900001416","490:4900003032","494:4940004899","490:4900012707","490:4900003054","494:4940008781","490:4900006277","466:4660005145","490:4900002433","490:4900004560","494:4940008306","490:4900007002","490:4900001151","494:4940008833","494:4940008307","494:4940007364","494:4940007903","490:4900002758","493:4930007066","494:4940007156","494:4940008580","490:4900004541","466:4660005586"],"twin_admin_codes":[490,490,490,490,494,490,490,494,490,466,490,490,494,490,490,494,494,494,494,490,493,494,494,490,466],"twin_sims":[0.27016728785918204,0.2281613906021441,0.22778286400325334,0.2152127340353407,0.2118587597378584,0.1647593607343465,0.14596321364786052,0.13748612027367196,0.13702038518786933,0.1251783230392379,0.12429537850007924,0.11718199850546988,0.11272576776516989,0.11262247038587228,0.11037043266384658,0.11024915485264834,0.11020888835263268,0.10725161397218354,0.10374143984485716,0.08323650722358424,0.08281796153989454,0.07736248628878474,0.07673991007740125,0.07593075834173284,0.07436525209394168],"twin_dists":[0.2101170070694934,0.22327098143438798,0.22339638451775018,0.22764210148440586,0.2288029812080891,0.24664319478998994,0.2547924714739844,0.25872303822236514,0.2589441662353152,0.2647666526362517,0.26521721561078376,0.26893911416883404,0.2713598198890608,0.2714167997937515,0.2726691896051592,0.2727371920918482,0.2727597829784535,0.2744366646686404,0.27647430177368115,0.28959793041451987,0.2898913948403744,0.29382955610134176,0.2942930300395339,0.2948999459911774,0.2960891360927415],"n_dims_used":45,"mean_confidence":0.9211227416992187},"coverage":{"mean_confidence":0.9211227416992187,"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}}