{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011755},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011624","490:4900010392","490:4900012093","490:4900011821","490:4900012158","490:4900008008","490:4900010830","490:4900010482","490:4900012159","490:4900010028","490:4900011822","490:4900010026","490:4900010662","490:4900010303","490:4900011294","490:4900010304","490:4900008789","490:4900011428","490:4900008782","490:4900010025","490:4900012094","490:4900008790","490:4900011561","490:4900008783","490:4900011362"],"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":[0.879904190657436,0.8677988059412368,0.69467304532728,0.6479995636055198,0.6135787502971725,0.6073519023285848,0.5350589544397639,0.5238497256072605,0.5210198028190379,0.4989256322333779,0.49758560509323924,0.4859576542832158,0.48273424038416096,0.47448910723617255,0.4667895277739026,0.4528573790845567,0.3980941259701952,0.37555822898745395,0.35137976019807354,0.34139566774471725,0.3408146414548698,0.33798334923799583,0.33311339974364523,0.33069643958830364,0.3303917607954898],"twin_dists":[0.06569704545886296,0.06916237316656006,0.11086048236559996,0.12098075224482392,0.1283652338744454,0.12969863711645102,0.14524803398011518,0.14768624303858366,0.14830361150429514,0.15315261100449748,0.15344852505015752,0.15602610759638422,0.15674392594960695,0.15858697242536307,0.16031760716994078,0.16347458495262254,0.17627243715886726,0.18176320769556095,0.18783709899723472,0.1904079718312368,0.1905588054636648,0.19129578653163157,0.19257126693430254,0.1932080572650224,0.19328851075593045],"n_dims_used":44,"mean_confidence":0.8836793032559481},"coverage":{"mean_confidence":0.8836793032559481,"n_dims_used":44,"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}}