{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000248},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000257","489:4890000534","489:4890000449","489:4890000660","489:4890000316","481:4810005798","489:4890000417","489:4890000340","489:4890000297","481:4810005540","489:4890000663","485:4850003663","489:4890000311","489:4890000485","481:4810005935","489:4890000555","481:4810006076","481:4810005722","489:4890000484","489:4890000703","485:4850003583","489:4890000779","489:4890000647","489:4890000377","489:4890000292"],"twin_admin_codes":[489,489,489,489,489,481,489,489,489,481,489,485,489,489,481,489,481,481,489,489,485,489,489,489,489],"twin_sims":[0.7506848985368335,0.7178544971893837,0.6354575790971836,0.6074806887570455,0.6030954874933552,0.5874619180898393,0.5771240791485986,0.5724476104060392,0.5703564404393445,0.5680175593846256,0.5672775045420148,0.5613029034661421,0.5603899712811786,0.5589458722379734,0.5568970138084134,0.5549413612129301,0.5485018642413236,0.5452980275787886,0.5443570224328586,0.5398888294373597,0.5398489456078617,0.533434788875933,0.5325480108748784,0.5305205997456354,0.5232880325951169],"twin_dists":[0.09835697543828191,0.10574820371380537,0.1236756961506906,0.12967106042788343,0.13061005769257528,0.13395895230188343,0.13617610872288993,0.1371801764112735,0.13762943233919642,0.13813211944839446,0.13829122604333635,0.13957666006315556,0.13977323304563774,0.140084266815171,0.14052574973299153,0.1409473697818172,0.14233729520581825,0.14302982344321238,0.1432333613272746,0.144200694482086,0.14420933571834238,0.1456006477217919,0.1457932635730716,0.14623388489963995,0.14780871956045474],"n_dims_used":45,"mean_confidence":0.9149119059244791},"coverage":{"mean_confidence":0.9149119059244791,"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}}