{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003313","481:4810001290","496:4960007471","499:4990000897","466:4660009746","488:4880004373","488:4880003665","472:4720002318","469:4690001966","496:4960011814","470:4700001479","472:4720000997","466:4660014351","467:4670000801","496:4960006675","466:4660000603","477:4770003840","479:4790000358","496:4960006733","481:4810000468","466:4660000585","499:4990000699","472:4720004229","479:4790001525","472:4720003453"],"twin_admin_codes":[488,481,496,499,466,488,488,472,469,496,470,472,466,467,496,466,477,479,496,481,466,499,472,479,472],"twin_sims":[0.3021710375611719,0.30208449235035,0.23178799290835653,0.2072908401987795,0.20439277062210068,0.20114561557754884,0.19538834331041324,0.1938787149350758,0.1926087526129646,0.1916232900438173,0.1914012311016921,0.17662933527403607,0.17428841528945674,0.1696951161388286,0.16906173452968992,0.16536984851682018,0.16490062630620808,0.16343874444531992,0.15998467376487666,0.15683354855681042,0.1567628685597106,0.15494111797450225,0.1531279905171582,0.14800994716105098,0.14691676096735898],"twin_dists":[0.20092906001269015,0.20095310537689495,0.2220764223061797,0.23040425481156174,0.23143267697638134,0.2325969165133902,0.2346933824967697,0.2352501662651026,0.23572089471237054,0.23608766097289863,0.23617048759696496,0.24183884258001107,0.24276760827797692,0.24461623594932255,0.244873952055729,0.246390133961441,0.24658457688632224,0.24719294795218963,0.24864620733026557,0.24999204265328376,0.25002245504146137,0.25080980334435166,0.2516001809373487,0.2538689659327538,0.25436103878558536],"n_dims_used":45,"mean_confidence":0.9148976643880208},"coverage":{"mean_confidence":0.9148976643880208,"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}}