{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000464","480:4800000377","480:4800001199","480:4800001136","480:4800000432","480:4800001137","480:4800000435","480:4800000352","480:4800000603","480:4800000533","480:4800001139","480:4800000378","480:4800000306","480:4800000535","480:4800001033","480:4800000307","480:4800000406","480:4800000365","480:4800001012","480:4800000607","480:4800000726","480:4800000653","480:4800000721","480:4800001010","480:4800001084"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.568129096289181,0.443058780948236,0.43240464990792976,0.3731829723419216,0.365325389715894,0.33340505100374557,0.333170973744036,0.2784030627545115,0.2771604467334927,0.27567138421184245,0.2696594794967694,0.24395088481189758,0.20655914564816527,0.206157987000541,0.20261980020399362,0.19133753715843205,0.1912332085989851,0.17154604231998177,0.13746280203870104,0.13151327990186598,0.1307787107246475,0.12956454616858612,0.12843688772150916,0.12818759191646453,0.12557878722076926],"twin_dists":[0.13810814189306453,0.16571626600309752,0.16817552015767948,0.1823510357137512,0.18430895188086624,0.1924945971269508,0.19255612888029638,0.20769244002816203,0.2080554191304617,0.2084916983147817,0.2102679824192367,0.21815731444547903,0.23066297526026608,0.23080508695939145,0.23206677277296922,0.236194257416957,0.2362332035204447,0.2438670494791667,0.25873409623184546,0.26160264642544157,0.2619635447754385,0.26256343835664375,0.2631244062068156,0.26324892383293885,0.26456309276165646],"n_dims_used":43,"mean_confidence":0.9133637006892714},"coverage":{"mean_confidence":0.9133637006892714,"n_dims_used":43,"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}}