{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870009954","487:4870008704","478:4780000277","478:4780000400","478:4780000333","478:4780000366","487:4870011595","487:4870011596","478:4780000553","487:4870011601","478:4780000401","478:4780000248","478:4780000643","478:4780000690","487:4870011598","469:4690002634","478:4780001035","478:4780001655","487:4870008558","478:4780000440","487:4870011356","487:4870008411","487:4870011487","469:4690002528","478:4780001097"],"twin_admin_codes":[487,487,478,478,478,478,487,487,478,487,478,478,478,478,487,469,478,478,487,478,487,487,487,469,478],"twin_sims":[0.8381556361002839,0.8354638997968143,0.736070175641117,0.6477255908389786,0.646334141705075,0.6273281034878602,0.6186043454000303,0.6167114256816696,0.6108484516652469,0.5997035781143563,0.5840602777527051,0.5669301571693309,0.5583786722159712,0.5518073906572432,0.5513389655951316,0.5473879863219879,0.5438582555147655,0.5424735909034675,0.5385984240768423,0.5339600816427734,0.5327992124361228,0.5245365432496586,0.5212262526834818,0.517872541025658,0.5126383569422275],"twin_dists":[0.07717462288435664,0.07787448833080877,0.10167269963723966,0.12103969767362041,0.12133901123511866,0.12541943453853208,0.1272888439675056,0.127694306519876,0.12894991655286017,0.13133641021118814,0.13468818236220204,0.13836591170953044,0.1402064625049362,0.1416234953106796,0.1417246053762522,0.14257798782760084,0.14334126911631953,0.14364093343618012,0.14448033544355984,0.14548658049653637,0.1457386937332277,0.14753652365926326,0.14825854682368625,0.1489911295615367,0.15013677674212128],"n_dims_used":42,"mean_confidence":0.9151574089413598},"coverage":{"mean_confidence":0.9151574089413598,"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}}