{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004932","490:4900004788","490:4900004938","490:4900005085","490:4900005878","490:4900005075","490:4900009982","490:4900006611","490:4900011530","490:4900006739","490:4900009574","490:4900007592","490:4900004667","490:4900009376","490:4900005742","490:4900007705","490:4900004665","490:4900011528","490:4900005744","490:4900008061","490:4900009369","490:4900004808","490:4900011796","490:4900011329","490:4900006983"],"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":[0.5296491356140596,0.37181623260742175,0.35268621696775077,0.28522998059505855,0.27925038604535457,0.277903464923017,0.2583265773105455,0.22893845798595608,0.22304527917592049,0.2160050397145358,0.21518483492569226,0.19375853618309977,0.19368347031596386,0.1929596366805921,0.19167573351748268,0.19087715887778803,0.17086782182713384,0.15917604235874827,0.15643620198191122,0.14865791967213,0.14450766492518738,0.14367582589487707,0.14339188417340457,0.13889229317219137,0.138041183872361],"twin_dists":[0.14642339072757296,0.182690111175549,0.1875035464428248,0.20571556931641102,0.20744549496464923,0.20783825800741346,0.2136844394204693,0.2230139753192061,0.2249777385507265,0.22736965471006598,0.22765170734929036,0.23529462006765958,0.23532239646162362,0.2355906194425008,0.23606810965120795,0.23636622949272743,0.24414089202866257,0.24898971628493202,0.25016314428527936,0.2535785614560883,0.25545507621918256,0.2558359761495075,0.2559663679915352,0.25805877713534325,0.25846022820771036],"n_dims_used":45,"mean_confidence":0.9255130343967014},"coverage":{"mean_confidence":0.9255130343967014,"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}}