{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000992","497:4970001267","497:4970000621","497:4970000375","497:4970001588","497:4970001907","497:4970001756","497:4970001000","497:4970001179","497:4970001094","497:4970000903","497:4970001826","497:4970001744","497:4970000434","497:4970001827","497:4970000552","497:4970001653","497:4970000923","497:4970000994","497:4970001514","497:4970001751","497:4970000432","497:4970001749","497:4970001746","497:4970000322"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.597691977919542,0.5560115398212048,0.5498703399250938,0.5379454379685592,0.4587260724791988,0.44347303911155356,0.4136900810189443,0.4104714186616745,0.40358134243222454,0.4017068974052286,0.3975171598542724,0.37339930591771875,0.3459101517726967,0.34381708488668916,0.334470112358364,0.3200492663850484,0.31050081448422673,0.30833208075269547,0.3063847771475308,0.30273024133555293,0.29968675190854605,0.2986490023757004,0.294150042326103,0.2900073235292472,0.272010922336459],"twin_dists":[0.13176721971881944,0.1407166222278669,0.14204169961994775,0.14462189151873697,0.1621405904659026,0.16562111485620876,0.17255605340630245,0.17331787829853088,0.17495758679420628,0.17540582726912035,0.1764111676303595,0.18229742154619585,0.18924065109565955,0.18978084652357022,0.19221492160773293,0.19604426629703878,0.19863314670770937,0.1992274544254139,0.19976313392897105,0.20077378967912143,0.20162088783088833,0.20191087446834294,0.20317495172029948,0.20434908482386546,0.20957034840721256],"n_dims_used":45,"mean_confidence":0.8888858371310764},"coverage":{"mean_confidence":0.8888858371310764,"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}}