{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002505","497:4970002282","497:4970002433","497:4970002503","497:4970002575","497:4970002815","497:4970002927","497:4970002510","497:4970002819","497:4970002573","497:4970002973","497:4970002924","497:4970002763","497:4970002870","497:4970001866","497:4970002817","497:4970002873","497:4970002926","497:4970002874","497:4970002869","497:4970002977","497:4970002574","497:4970002918","497:4970002637","497:4970002923"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.3901730776026354,0.3826501655033458,0.3724168388512105,0.31438580816935696,0.3097593607971073,0.30608083062960056,0.2931572977323718,0.2296508563917835,0.18697772493676804,0.1840765838074243,0.11958612124016092,0.1166517964898135,0.08591007838614781,0.08535539139498069,0.07928125564090935,0.07773295987661354,0.06222024809256281,0.06084462609232858,0.05281804632155593,0.04830381202596026,0.048227828451229866,0.04333984725434964,0.04220352461537129,0.036113350333489565,0.03296948600402843],"twin_dists":[0.1781852264814535,0.18001879337337948,0.1825410306707293,0.1975744304258759,0.19883606188508185,0.19984692288430814,0.20345541782843515,0.22277886377555714,0.23783460561946215,0.2389410608052741,0.26766236921220027,0.26922338290221703,0.28775064385621313,0.2881300940859743,0.29241975845194657,0.2935551814051653,0.30607836497238655,0.30730794470178424,0.3149772209680805,0.31972581354145563,0.319808854760528,0.32539626090308243,0.32677058703983075,0.33471821034117016,0.33927694825629257],"n_dims_used":44,"mean_confidence":0.8984942869706587},"coverage":{"mean_confidence":0.8984942869706587,"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}}