{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000638},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000752","488:4880006330","488:4880006329","488:4880006324","488:4880006294","470:4700000868","470:4700001273","470:4700001111","470:4700000533","488:4880006376","488:4880006327","488:4880006405","470:4700001133","470:4700000433","470:4700000530","488:4880006273","470:4700001269","470:4700000236","488:4880006295","470:4700000540","470:4700001128","470:4700000979","488:4880006407","470:4700001869","499:4990001489"],"twin_admin_codes":[470,488,488,488,488,470,470,470,470,488,488,488,470,470,470,488,470,470,488,470,470,470,488,470,499],"twin_sims":[0.8829619616007304,0.8280000575761453,0.7968920532534197,0.782668536642327,0.7414231776698051,0.7055503291397367,0.6624156033930182,0.6515154726393917,0.6329390279478642,0.6155845733072921,0.6152134558419755,0.5906200448398684,0.5840743382870394,0.5647632465613627,0.5624070245697341,0.5620665697131001,0.5546532290512363,0.5414269880951483,0.5391772358532639,0.5382141924489152,0.5357882463997983,0.5282108995837627,0.5261324830921734,0.5255658177722333,0.5141611885409294],"twin_dists":[0.06480025245799818,0.07979454151082051,0.08751575741062319,0.09092067485023139,0.1004633897698184,0.10847080667381813,0.11787311738686183,0.12022395544902245,0.12421612901741558,0.12793565692515135,0.12801514021079666,0.13328215360614676,0.13468516753803564,0.13883195958721026,0.13933897742871304,0.139412260078628,0.14100950708617482,0.14386752807759168,0.14435488662943,0.14456362619427263,0.1450897714585777,0.14673629080027775,0.14718879446039537,0.14731223459062065,0.14980316608954478],"n_dims_used":42,"mean_confidence":0.9124898456391835},"coverage":{"mean_confidence":0.9124898456391835,"n_dims_used":42,"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}}