{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001386","468:4680000130","496:4960003746","496:4960010948","499:4990004066","468:4680000032","496:4960010573","499:4990003977","496:4960001272","496:4960012111","496:4960003469","496:4960004611","468:4680000132","499:4990004010","496:4960003190","500:5000009843","488:4880000125","496:4960011867","496:4960004324","472:4720000277","499:4990003225","468:4680003987","496:4960003280","479:4790000011","496:4960011348"],"twin_admin_codes":[496,468,496,496,499,468,496,499,496,496,496,496,468,499,496,500,488,496,496,472,499,468,496,479,496],"twin_sims":[0.453774136547788,0.35200262533292753,0.2933007128826338,0.28039085129495755,0.27230572319596963,0.2546792166208255,0.24632351622350898,0.24573591032262843,0.20514333968331125,0.19322455274954714,0.17223762474121093,0.1696421111327509,0.16606891496206533,0.16590372795632055,0.1657652640685319,0.162270357616889,0.15759409499755528,0.15476703639833156,0.15279273347149774,0.14755447264527471,0.14665922251471492,0.14246543087603314,0.14167613395987688,0.1396628421083981,0.13891524028490884],"twin_dists":[0.16326578582652068,0.18767799432509458,0.20341486605705897,0.2071138343201455,0.2094831486277186,0.21480396075697222,0.2174076806416554,0.2175929001152362,0.2311653745948498,0.23549237134699955,0.24358860932921347,0.24463777659280056,0.24610118249235535,0.24616938140293834,0.2462265852020289,0.24768201772170442,0.2496654238627492,0.2508853939727674,0.25174707666535173,0.2540736600200733,0.2544773574688798,0.2563931524684642,0.2567583844543986,0.25769690609829954,0.2580479789153603],"n_dims_used":45,"mean_confidence":0.9254913330078125},"coverage":{"mean_confidence":0.9254913330078125,"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}}