{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001767","497:4970001191","497:4970001682","497:4970001011","497:4970001679","497:4970001281","497:4970001766","497:4970001525","497:4970001686","497:4970001367","497:4970001607","497:4970001771","497:4970001683","497:4970001283","497:4970001768","497:4970001681","497:4970001366","497:4970002179","497:4970001100","497:4970001851","497:4970001102","469:4690006481","497:4970002547","496:4960012012","490:4900012736"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,469,497,496,490],"twin_sims":[0.30753351586547284,0.2671095277818516,0.22744954367037296,0.15689774569788997,0.145864601475282,0.13944068385988842,0.12021390092827797,0.11047778866921798,0.10052635555665249,0.09413669404335362,0.07384742025123965,0.05507373785632568,0.04167503484802874,0.036921192229350114,0.03015591705919286,0.02573829781679712,0.02402268275477807,0.023987617179681592,0.023563160533884884,0.022954626195815064,0.021480406006320733,0.019011011808973223,0.017677694589070078,0.017245515459782642,0.01718056845844857],"twin_dists":[0.1994468934684104,0.2110287769064821,0.22350692537424963,0.24996442839755248,0.2548372074412364,0.25780108455469775,0.26733221462831025,0.27260904149376003,0.27838833964674564,0.28233933093312935,0.29648693973200924,0.31272969149251834,0.32742040915537673,0.33360150348309664,0.3436830412066796,0.35137110904627794,0.35466707397664016,0.3547365381564459,0.3555844296877361,0.3568234254076799,0.35994751564209243,0.36562548824831975,0.36896478410736194,0.37009458045057814,0.37026650428820496],"n_dims_used":45,"mean_confidence":0.9125271267361111},"coverage":{"mean_confidence":0.9125271267361111,"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}}