{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001420","491:4910001778","491:4910002190","492:4920000982","492:4920005265","491:4910001947","492:4920004083","492:4920004540","491:4910001717","491:4910001485","492:4920004692","492:4920006906","491:4910001905","491:4910001237","491:4910001906","491:4910002189","491:4910000443","491:4910001792","491:4910001777","492:4920005282","491:4910001555","491:4910002520","491:4910002935","492:4920003945","492:4920006858"],"twin_admin_codes":[491,491,491,492,492,491,492,492,491,491,492,492,491,491,491,491,491,491,491,492,491,491,491,492,492],"twin_sims":[0.3368840347496054,0.1624902152573377,0.1353893946463109,0.12198340940240739,0.09521839086877172,0.08528192146174317,0.08501105083933595,0.08389668640796781,0.08194893931459152,0.08194826965249906,0.08088066266433958,0.0732092686146123,0.07273438487500607,0.06948780449396917,0.06403759780681166,0.06327968736145857,0.06188714805628065,0.06159433098607787,0.05837755400535327,0.058085933128741704,0.05493107532671865,0.05430720505926767,0.05415829816777237,0.054030618773274336,0.05179223934630878],"twin_dists":[0.1915828318486309,0.24758979405125983,0.2597230144917604,0.26640864787882407,0.2816559458042874,0.2881805006098431,0.2883666400516154,0.289137431046935,0.29050451878235584,0.2905049932521819,0.29126539328830775,0.29698028705179974,0.2973496758115575,0.2999287575331751,0.30448767638519864,0.3051465073850206,0.30637403915080286,0.30663503653906876,0.30957151587219284,0.30984425983781366,0.31286955677971606,0.31348475032582956,0.31363245097538717,0.3137593642581333,0.31602575241100694],"n_dims_used":45,"mean_confidence":0.8977752685546875},"coverage":{"mean_confidence":0.8977752685546875,"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}}