{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010118","490:4900008849","490:4900009291","490:4900009150","490:4900003974","490:4900008167","490:4900006258","490:4900010167","490:4900008397","490:4900008730","490:4900010728","490:4900010346","490:4900008277","490:4900010087","490:4900010635","490:4900002442","494:4940009002","490:4900008382","490:4900008060","466:4660006992","490:4900009709","490:4900006010","490:4900008509","494:4940009003","490:4900011747"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,466,490,490,490,494,490],"twin_sims":[0.08252728046893573,0.04004928358563102,0.03620652526054905,0.0327455048464597,0.026648942470461644,0.016163142740499393,0.01479528124673627,0.014028517259142984,0.013942241787606566,0.010819551102365228,0.010717555350761881,0.010028459689244965,0.009595937762985625,0.009589691993428276,0.009167776384892981,0.009102190771351706,0.008974044890405668,0.008527285927425722,0.007229662919242571,0.007197754308246256,0.007038383505384362,0.006547466160075756,0.006394498228356781,0.006238914181384716,0.006159045195399902],"twin_dists":[0.2900959049100847,0.3294639290369446,0.3345883357353802,0.33961567953824967,0.3496980394849508,0.3730370485299795,0.37701411569158766,0.37938750075180366,0.37966167220820846,0.3907647073776061,0.3911733402615595,0.394028503833162,0.3959112676226795,0.395939005583179,0.3978511759737859,0.3981554491624712,0.39875565710210364,0.4009099058555022,0.40779608185557004,0.4079790002009294,0.4089036615950829,0.4118752741197707,0.4128422660982882,0.4138474175707558,0.4143722203536898],"n_dims_used":45,"mean_confidence":0.901771969265408},"coverage":{"mean_confidence":0.901771969265408,"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}}