{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001323","490:4900001321","490:4900003613","490:4900002030","490:4900001198","490:4900000917","490:4900001322","490:4900000576","490:4900001881","490:4900002926","490:4900003615","490:4900000581","490:4900000929","490:4900002347","490:4900001451","490:4900001880","490:4900004031","490:4900004165","490:4900003887","490:4900000618","490:4900004737","490:4900003478","490:4900000479","490:4900000404","490:4900000181"],"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":[0.7069109111071146,0.6459058082319379,0.6172086396259816,0.6034870508982404,0.5866316155230621,0.5691854528561134,0.5643653972431311,0.5545391632120656,0.5385814734588014,0.5248956208281685,0.5188243089209227,0.5080536126505338,0.49030120119414644,0.4891017164299356,0.4858664881574574,0.4829917322679974,0.47321573133945,0.4684226296318012,0.4668006620623602,0.4626651005548205,0.46048036304574713,0.4597261848423813,0.45160968851654026,0.44877040960887,0.44276531942722397],"twin_dists":[0.10817081161719116,0.12143113067290649,0.12758780799509753,0.1305262110716795,0.13413692414827832,0.13788107928122018,0.13891755088132104,0.14103410737075933,0.14448400962604352,0.14745826592456857,0.14878311202413042,0.1511426922134153,0.15506115083019104,0.1553273677137852,0.15604638899985976,0.15668653067588356,0.1588725362120714,0.15994973358862197,0.16031509756099388,0.1612486625124295,0.16174302586963435,0.1619138745259665,0.16375900762476847,0.16440733931433804,0.16578369208037366],"n_dims_used":45,"mean_confidence":0.9178826226128473},"coverage":{"mean_confidence":0.9178826226128473,"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}}