{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004943},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780001767","470:4700008953","469:4690000095","493:4930004858","470:4700001171","493:4930001330","469:4690004793","496:4960000934","496:4960003965","489:4890001404","490:4900005671","489:4890002629","496:4960005453","488:4880001597","489:4890002711","466:4660014033","493:4930003961","488:4880006032","470:4700000031","470:4700001302","470:4700000783","466:4660012816","469:4690002214","470:4700008293","472:4720005808"],"twin_admin_codes":[478,470,469,493,470,493,469,496,496,489,490,489,496,488,489,466,493,488,470,470,470,466,469,470,472],"twin_sims":[0.18299736860405816,0.16845778159731697,0.1452253404771741,0.14410707374219947,0.12441306421650884,0.120144226960753,0.10483067691905086,0.10465627427986664,0.09377173460028847,0.09216447361310603,0.09022211407112733,0.08660877194062483,0.07984937564117607,0.0790904529145585,0.07208938681827505,0.07155551971091655,0.06153049528654347,0.05982974728933083,0.05779441598756025,0.05656334678270857,0.05652086343895531,0.05588128232002167,0.05511888277037196,0.05363955012900555,0.052596998373056994],"twin_dists":[0.23935579123255446,0.24512034106410674,0.2551277562178972,0.25563830369033336,0.2651570208734424,0.26736879165703664,0.2758363403970818,0.2759381391014569,0.2825712982652446,0.2836014281565469,0.2848654531475204,0.2872754479524365,0.29200759898056805,0.2925587137095855,0.29785452669263374,0.2982751679437344,0.30669207050267633,0.3082297991679205,0.31011803725520565,0.31128690822495897,0.3113276186069022,0.3119435840411581,0.31268549420622493,0.31414963903541476,0.3152017271585453],"n_dims_used":43,"mean_confidence":0.9131947007290152},"coverage":{"mean_confidence":0.9131947007290152,"n_dims_used":43,"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}}