{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012926},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012593","490:4900012919","490:4900012383","490:4900012443","490:4900012670","490:4900012368","490:4900012594","490:4900012234","490:4900012723","490:4900012251","490:4900012382","490:4900012447","490:4900012666","490:4900012455","490:4900012921","490:4900012671","490:4900012519","490:4900012724","490:4900013218","490:4900012249","490:4900012246","490:4900012370","490:4900012252","490:4900012243","490:4900012731"],"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":[0.3115812951878326,0.27496026307608085,0.25326327475538757,0.2396718496910897,0.22533026169624024,0.20538551504356728,0.20527651890720405,0.20216361704412267,0.15985090281217854,0.1531810286555472,0.13537791284878858,0.12910636847472884,0.12538293661215916,0.12035150944969938,0.1189465398554952,0.11891176312645828,0.11722856684721901,0.11395923486062685,0.10831185426897592,0.10595140253188554,0.10315615808204748,0.09631062401950426,0.09477416828660615,0.07988971786219733,0.0710785523612119],"twin_dists":[0.1983379452199898,0.20870055775263988,0.21524130711408837,0.2195212782770548,0.22421227887747722,0.23107927083585073,0.23111801504965632,0.23223054046688785,0.24870294629082357,0.25157696344723346,0.259728522268226,0.2627909177929057,0.2646625838774558,0.2672600212725144,0.26800009596968827,0.26801849937732364,0.26891419362953545,0.27068251604289134,0.2738313971309002,0.2751852988051751,0.2768192570331694,0.2809720785482453,0.2819358489974028,0.2919784210940443,0.29865313374130026],"n_dims_used":45,"mean_confidence":0.9123530069986979},"coverage":{"mean_confidence":0.9123530069986979,"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}}