{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810003485},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810003281","481:4810002968","481:4810004490","481:4810003680","481:4810004787","481:4810002974","481:4810003587","481:4810002018","481:4810001336","481:4810004192","481:4810003297","481:4810003507","481:4810002454","481:4810003505","481:4810003279","481:4810003718","481:4810002274","481:4810002522","481:4810003210","481:4810003399","481:4810003410","479:4790000247","481:4810003176","481:4810003381","481:4810004218"],"twin_admin_codes":[481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,479,481,481,481],"twin_sims":[0.6210340692114358,0.5951449089701347,0.5386768499320208,0.45572087985873283,0.44097305371759155,0.4185567809725897,0.41651259294954324,0.3993134692695378,0.39004203092968265,0.3841225565286112,0.38044434013009343,0.3706868926405612,0.36109738678528736,0.33106526201646147,0.31868069347265143,0.31775000737415815,0.3158952463657744,0.31117510373665436,0.30863850140070775,0.30007012678551204,0.2998496851205554,0.29828302291246356,0.29160035533676015,0.29067424469696684,0.28760893938079696],"twin_dists":[0.1267683224663166,0.132312767124492,0.1444633362989553,0.1628229110266611,0.16619586136576267,0.17140900773965687,0.17189010640428395,0.1759795500896512,0.17821702295048808,0.1796585868295963,0.1805596745970785,0.18297075529490003,0.18537121538940593,0.19311072034418883,0.19641262170050675,0.19666362723396805,0.19716509533054727,0.19844885328059572,0.19914333935784972,0.20151390702363536,0.20157541152349565,0.2020132838504564,0.20389641485939758,0.20415939533818436,0.20503340642289564],"n_dims_used":45,"mean_confidence":0.915478006998698},"coverage":{"mean_confidence":0.915478006998698,"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}}