{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011315},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010417","490:4900008785","490:4900008561","490:4900009333","490:4900008558","490:4900008804","490:4900008121","490:4900007777","490:4900010681","490:4900009114","490:4900010595","490:4900011014","490:4900011971","490:4900008335","490:4900011094","490:4900008108","490:4900009325","490:4900007906","490:4900008802","490:4900010603","490:4900009431","490:4900008998","490:4900011982","490:4900007907","490:4900009533"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.16303985815731764,0.16086341042644114,0.0869986380594771,0.08557759869990252,0.07882728619422985,0.07629506652982553,0.07046095086468498,0.06303581952762106,0.059583276163557915,0.05900406854692272,0.05799151358470506,0.05503146175487438,0.049325051941441087,0.0492806034292695,0.049200268887096915,0.03907299213064309,0.03798495660615983,0.036650034025506775,0.03580345171712532,0.03489166278925301,0.032583359058771175,0.031406989023045985,0.03076353018582635,0.03032174321987336,0.029656405413068323],"twin_dists":[0.24735963037856096,0.24827434592613634,0.28701161647092616,0.2879778513761178,0.2927508115773471,0.294626049701826,0.2991456109241883,0.30535986879394034,0.30845561738608956,0.3089893316553755,0.3099328093815166,0.31277110737685027,0.3186201653934974,0.31866788834988735,0.31875423213542714,0.33072500776945024,0.3321622253592545,0.33397400153931966,0.3351522294272395,0.3364479932387029,0.3398621323974231,0.3416822186667711,0.3427025920112593,0.34341379543758954,0.3445018219435949],"n_dims_used":45,"mean_confidence":0.8925682915581598},"coverage":{"mean_confidence":0.8925682915581598,"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}}