{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002991","490:4900003662","490:4900002698","490:4900002697","490:4900003266","490:4900002550","490:4900002990","490:4900003660","490:4900003127","490:4900004357","490:4900003129","490:4900003803","490:4900003257","490:4900003398","490:4900001378","490:4900001376","490:4900003792","490:4900002996","490:4900003518","490:4900003794","490:4900003395","490:4900004493","490:4900003810","490:4900003654","490:4900003535"],"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":[0.5924367401709671,0.5550803957548726,0.4029528358163476,0.4018147510872487,0.3830213919390273,0.3646491104430655,0.32368582056931633,0.2994853760865948,0.29590849569364647,0.2750253094661735,0.25792013518289353,0.24575156848199717,0.2442934685958925,0.2368533368734412,0.20735031924446046,0.1966925098740997,0.19591063053955315,0.16162300860653173,0.1607214325205352,0.154179140512981,0.15305603955859653,0.148133105627679,0.1451383494375706,0.14351677849322128,0.14114385650939415],"twin_dists":[0.13289291387713956,0.14091738795255276,0.1751077784151223,0.17538001043234352,0.17992791388080034,0.18447844424035387,0.19506974392854323,0.20167711385222267,0.20267953075724454,0.20868143960219285,0.21380869618611398,0.21758796080678947,0.21804878549753667,0.22042835483286757,0.23038325097774723,0.23421477563195026,0.23450144694670866,0.24795408841339645,0.24833432760348964,0.25114113425266854,0.2516316869617514,0.25381369737907705,0.25516736746288354,0.25590899037365794,0.2570055412491064],"n_dims_used":45,"mean_confidence":0.9175092909071181},"coverage":{"mean_confidence":0.9175092909071181,"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}}