{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009641},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007905","490:4900009863","490:4900009440","490:4900008347","490:4900009453","490:4900009538","490:4900009963","490:4900011784","490:4900010324","490:4900009640","490:4900010064","490:4900012051","490:4900010046","490:4900009439","490:4900009006","490:4900011782","490:4900009540","490:4900008691","490:4900008676","490:4900012167","490:4900010162","490:4900009454","490:4900009233","490:4900012116","490:4900009734"],"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":[0.3126944709528275,0.17031403706715595,0.15595297164144076,0.14939261039546586,0.11194964438806018,0.09716048840514788,0.09499103715648438,0.08918021580248361,0.08150116590014032,0.06627361637120728,0.0589282869585398,0.05300914166138819,0.049620841755330575,0.04908510205247947,0.040087158898494436,0.0392758717833979,0.03889841877354831,0.03694547564429265,0.03597415254049839,0.034512121149916315,0.03354046440961339,0.033416231421986936,0.03087741692059203,0.029792935827442298,0.029204447843121595],"twin_dists":[0.19803442191674367,0.24436507017054412,0.2503716567259545,0.2532504194864337,0.27178892713364267,0.2804441696276752,0.28179907184248987,0.28555238981961883,0.29082247065248695,0.3025804312825185,0.30905947972086073,0.3147837636137768,0.31830349531232033,0.3188782190977611,0.329415530981018,0.33046077240678,0.33095330680581747,0.3335682580038837,0.3349127665322921,0.3369958750588368,0.3384222468023584,0.338607149637963,0.3425206722334705,0.3442768589344659,0.3452529130850062],"n_dims_used":45,"mean_confidence":0.8917395697699653},"coverage":{"mean_confidence":0.8917395697699653,"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}}