{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004844},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011569","496:4960011093","487:4870011449","490:4900001718","490:4900005271","487:4870008546","487:4870012597","487:4870011578","466:4660003209","487:4870012135","496:4960000989","466:4660003755","487:4870011450","487:4870012673","487:4870012143","470:4700000220","478:4780003730","490:4900006040","490:4900004044","487:4870011797","481:4810003357","487:4870011567","490:4900003323","487:4870008402","490:4900004698"],"twin_admin_codes":[487,496,487,490,490,487,487,487,466,487,496,466,487,487,487,470,478,490,490,487,481,487,490,487,490],"twin_sims":[0.3128706260084839,0.26808868760409127,0.2620986081985548,0.2595086242854757,0.2449057501414551,0.24440231821643138,0.24227538908626292,0.23909559640858327,0.23107547174873966,0.22861412527804803,0.20568470684308227,0.19634114710819414,0.19568291180556394,0.19171514963955616,0.18767435238623956,0.18439785318009339,0.1791229686000827,0.17813170027307185,0.1717199192153567,0.16907078937681694,0.1661711301682387,0.1656126867461852,0.16304803231407167,0.16148414072635828,0.15959504575372788],"twin_dists":[0.19798644722146183,0.21073610793740655,0.21253708698102675,0.21332376496518432,0.21785506185642148,0.2180143230062804,0.21868952698652633,0.21970616563858264,0.22231014020470094,0.22312117439751686,0.2309729911338426,0.23434350278927554,0.2345850877134423,0.2360534174795167,0.23757071947964062,0.2388179316543184,0.24085907233581433,0.2412473828662969,0.24379696882544757,0.2448702628527946,0.24605900655451032,0.24628965966124294,0.247356211685138,0.24801255536887978,0.24881156435102803],"n_dims_used":45,"mean_confidence":0.9172306484646268},"coverage":{"mean_confidence":0.9172306484646268,"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}}