{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005882","490:4900006867","490:4900006865","490:4900006517","490:4900007114","490:4900007111","490:4900005233","490:4900006498","490:4900005107","490:4900012421","490:4900005760","490:4900006149","490:4900007009","490:4900005621","490:4900002140","490:4900007360","490:4900005487","490:4900005763","490:4900007116","490:4900001155","490:4900006399","490:4900007115","490:4900012566","490:4900012771","490:4900012501"],"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":[0.6048616800278931,0.6027558277487345,0.5832004556211021,0.4593897734115857,0.44625697122534885,0.4153866881522302,0.38390870109450864,0.3802020499735034,0.3745599889679549,0.34393070186229524,0.3426815015738872,0.31575901908015,0.3127668552189404,0.31094485578650116,0.3097553244728245,0.3039968439522127,0.2933459312050236,0.29251303913022714,0.2907980440795838,0.28831895868669516,0.2746548238448746,0.26980099274070823,0.26972300383211323,0.24569217045714373,0.24474848191140117],"twin_dists":[0.13023186153190114,0.1306827905231421,0.13487255304881557,0.16199011609786237,0.16498255467668332,0.17215551979379562,0.17971086350185603,0.18061917752645953,0.1820100288955341,0.18975147862040473,0.19007465817213648,0.19720199238498984,0.19801470666451337,0.19851175781110297,0.1988371672756965,0.20042271608084136,0.20340208265343449,0.20363773226580428,0.20412421214902995,0.2048304651842402,0.20879036820006086,0.21022589178416734,0.21024908652940638,0.21760669876757074,0.21790479111330108],"n_dims_used":45,"mean_confidence":0.9199551052517361},"coverage":{"mean_confidence":0.9199551052517361,"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}}