{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003917},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004199","490:4900003785","491:4910002258","491:4910001690","490:4900003913","490:4900003645","490:4900003506","491:4910001682","490:4900002372","490:4900002219","490:4900003507","490:4900003933","490:4900002837","491:4910001206","490:4900003773","491:4910001738","490:4900007286","490:4900003928","491:4910001631","490:4900003630","491:4910002764","490:4900003250","490:4900004054","490:4900003918","490:4900004055"],"twin_admin_codes":[490,490,491,491,490,490,490,491,490,490,490,490,490,491,490,491,490,490,491,490,491,490,490,490,490],"twin_sims":[0.05241892990858626,0.04799992624696039,0.047114673327074384,0.039934081776076547,0.03786985442048267,0.02868685031086598,0.023086216031127576,0.015388500560504075,0.013735660968834666,0.013631205928548572,0.009055331366971653,0.006620160973672992,0.0063568116256536205,0.006112853046386426,0.005628391915543055,0.0053908619820409575,0.004983381545890475,0.004628883669213684,0.0036789253762080686,0.003606074642985828,0.003431244006599823,0.0031902506570612534,0.0031355457575994784,0.003107012037798316,0.0030908596759194797],"twin_dists":[0.3153831518467589,0.32005858242719054,0.32103811046496405,0.3296113748935048,0.3323162987028992,0.34612544713279025,0.35655311104050197,0.37525118918614847,0.38032429594555117,0.3806627010283924,0.39837404755621225,0.41142284465604684,0.4130837009811279,0.41467854717970837,0.4180236495140431,0.4197598876788231,0.4229063742971551,0.42583939391537,0.43484238240900436,0.4356175181486578,0.43753758337170856,0.44033602714629033,0.4409980743402923,0.44134759091209946,0.44154674690909146],"n_dims_used":45,"mean_confidence":0.8980713738335504},"coverage":{"mean_confidence":0.8980713738335504,"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}}