{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000229},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000684","490:4900001424","490:4900000924","490:4900000338","490:4900000268","490:4900000275","490:4900000276","490:4900000230","496:4960008137","490:4900004298","490:4900001071","490:4900000707","490:4900000045","490:4900000189","490:4900000691","490:4900000731","490:4900001693","490:4900001459","490:4900004187","490:4900000358","496:4960009064","487:4870004549","490:4900001325","490:4900000692","490:4900001196"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,496,487,490,490,490],"twin_sims":[0.6070511381320702,0.5930677121803184,0.5564034693671714,0.5487495925896689,0.5421987877288781,0.5358712042041037,0.5177820488375425,0.48359515472316933,0.47622628868294026,0.476006227834069,0.4610853957111507,0.45930658395659013,0.44256912662970727,0.42645560404009597,0.42529417998374475,0.42497092721264174,0.4209167609564745,0.4172617424051256,0.4110940608331226,0.4106176497625937,0.4064622937455946,0.39897742501438604,0.39769562068479636,0.3961635464120126,0.39245732581926035],"twin_dists":[0.1297630388804863,0.13275773658406806,0.1406321325082775,0.14228377593555017,0.1437004218955241,0.14507177163357407,0.14901091221759544,0.15655206450406536,0.1581978031723283,0.15824707621657638,0.16160603594287978,0.1620089725585852,0.165828779204374,0.1695592892220118,0.1698303633944315,0.1699058645751662,0.17085482994666087,0.17171367747110067,0.17317030231326522,0.17328321042168704,0.17427047423534558,0.17606022737401972,0.17636824720535357,0.1767370043145771,0.17763178872538518],"n_dims_used":45,"mean_confidence":0.9163377549913194},"coverage":{"mean_confidence":0.9163377549913194,"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}}