{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010025},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010221","490:4900010304","490:4900008789","490:4900008008","490:4900010028","490:4900008340","490:4900010662","490:4900010482","490:4900007786","490:4900011755","490:4900010392","490:4900010311","490:4900011624","490:4900011295","490:4900010303","490:4900010026","490:4900012159","490:4900012158","490:4900010819","490:4900009823","490:4900009719","490:4900008782","490:4900008790","490:4900011428","491:4910004961"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.509688323406529,0.4619050743266985,0.4534543987598568,0.44795558760552023,0.443864181098983,0.4106972589106972,0.4096049628978543,0.40847695801518374,0.40768138115131153,0.34139566774471725,0.3319807967398235,0.33182660289726573,0.32250167615897046,0.3127647483790665,0.31085857818967344,0.294055955162195,0.2500488121117688,0.23573269888441364,0.22736134992266072,0.2246700161267281,0.21674238066376542,0.2012255734362655,0.18335746852393112,0.1821973828386951,0.176977685993789],"twin_dists":[0.15078376189793047,0.16142054789899235,0.1633385911214077,0.16459368251200188,0.16553130468620045,0.17326433928228774,0.17352340542535055,0.17379125997123365,0.17398037297339924,0.1904079718312368,0.19286935539910835,0.19290998042701987,0.19538639578042039,0.19801528046628492,0.19853533600791076,0.203201508785099,0.2162399785939101,0.22079096371177107,0.22353619149877854,0.22443292570060355,0.22711671261634267,0.23256809379567278,0.2392172175631783,0.23966433185575065,0.24170138425531248],"n_dims_used":45,"mean_confidence":0.8862435234917535},"coverage":{"mean_confidence":0.8862435234917535,"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}}