{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012193},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012136","490:4900012001","490:4900012194","490:4900012003","490:4900005080","490:4900011938","490:4900012069","490:4900011939","490:4900011545","490:4900011872","490:4900011483","490:4900011925","490:4900009976","490:4900005483","490:4900010699","490:4900007714","490:4900008941","490:4900006738","490:4900007593","490:4900011862","490:4900009361","490:4900012143","490:4900011472","490:4900012134","490:4900008385"],"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":[0.39046617483328655,0.3647366228092024,0.3406656364319361,0.3084543059283697,0.28498560089348085,0.2510192574225656,0.23376951381870908,0.23118458435174508,0.23114302615758534,0.22926003555083302,0.22627002966610288,0.19527760093256813,0.18514061347689387,0.1840610950107543,0.18316709496538952,0.16570559965265888,0.15886190665146577,0.156944221000348,0.1526307737548019,0.1475369736409044,0.144064749851308,0.14219163782121336,0.1401280265446139,0.13254930447995733,0.1266996512229406],"twin_dists":[0.17811412903590026,0.18445650255147633,0.19059750913724124,0.19919389681902702,0.20578583809988424,0.21593762139677178,0.22142892678321285,0.22227431885354607,0.22228796097497894,0.2229077859176115,0.22389895831238893,0.23473412497582738,0.23853383981504966,0.2389470008390085,0.2392904531829605,0.2462512450864462,0.24912350457915472,0.24994444229775278,0.2518181254349593,0.2540815335237418,0.25565768438649566,0.2565196740792338,0.25747916317863184,0.2610962139495065,0.26399595336269116],"n_dims_used":45,"mean_confidence":0.9137565612792968},"coverage":{"mean_confidence":0.9137565612792968,"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}}