{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001491},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000763","487:4870001586","487:4870001212","487:4870001687","487:4870000855","487:4870001592","487:4870001485","487:4870001308","490:4900002313","487:4870000935","487:4870004413","487:4870001129","487:4870001769","487:4870000938","466:4660013810","487:4870001309","466:4660013411","490:4900003056","466:4660014132","466:4660012885","487:4870001106","487:4870000685","487:4870001122","490:4900002151","487:4870001770"],"twin_admin_codes":[487,487,487,487,487,487,487,487,490,487,487,487,487,487,466,487,466,490,466,466,487,487,487,490,487],"twin_sims":[0.660527031602248,0.5275438542912143,0.44433640138211206,0.4328717531386026,0.4195041053312609,0.4175612398377334,0.4111599366240971,0.40858380940662603,0.4074529023159528,0.39823737688691035,0.39417568176033035,0.3921587498247237,0.38719427081000357,0.3861112040509585,0.3836323878841431,0.37512186071891856,0.3605681080164141,0.35967158747895717,0.3521811673073371,0.3516911325479348,0.34660311546653083,0.3456802353481297,0.33893594306268976,0.33685248917944793,0.3354995984202024],"twin_dists":[0.11828097163889494,0.14688147444354233,0.16542291863835504,0.1680671991111234,0.17118639527911816,0.17164318208695306,0.1731546944412556,0.17376587320966394,0.1740347138250391,0.17623800698525394,0.1772164459233449,0.17770404347261454,0.17890923343486334,0.17917312723162815,0.17977842849832876,0.1818710629210756,0.185504637478366,0.18573086299931016,0.18763241463254607,0.18775754367325165,0.189062187099986,0.1892999049128028,0.19104745868741269,0.19159107626743443,0.19194504749969643],"n_dims_used":43,"mean_confidence":0.9152191516964935},"coverage":{"mean_confidence":0.9152191516964935,"n_dims_used":43,"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}}