{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001429","490:4900001563","494:4940007166","494:4940007712","496:4960006225","494:4940007293","490:4900002471","494:4940007609","490:4900001965","496:4960007774","494:4940007370","494:4940006968","494:4940005283","494:4940004901","494:4940007354","487:4870007616","490:4900003213","466:4660012467","494:4940007182","466:4660006039","494:4940007615","496:4960008478","490:4900002468","496:4960007275","487:4870007042"],"twin_admin_codes":[490,490,494,494,496,494,490,494,490,496,494,494,494,494,494,487,490,466,494,466,494,496,490,496,487],"twin_sims":[0.487452847933348,0.4676977924058194,0.42665791640312245,0.4243962711251592,0.37721704725585375,0.36532696307490564,0.35513774805451276,0.3530170296965561,0.3504948224130514,0.30816994920806196,0.30625650657914455,0.30326315173479035,0.27918375461069583,0.27706396123336735,0.2726852955205269,0.26604605665843367,0.25820653633282936,0.25816017763624177,0.25632500824901,0.252331380203255,0.25109430603091104,0.2489950227824163,0.24668163548791183,0.24433655472723764,0.2431844585438734],"twin_dists":[0.15569364321712176,0.1601129566386544,0.16951210115989346,0.17004014426513206,0.18135376294956776,0.18430855774244945,0.18687937264126994,0.1874191884893396,0.18806340091485726,0.19927198035479535,0.1997984884275549,0.20062597519646475,0.20746489759345624,0.2080836448879708,0.2093709596557222,0.21134740244433578,0.21372112529487217,0.21373529591373472,0.21429755399556774,0.21552999310751292,0.21591426996300547,0.21656915372339863,0.21729493708509975,0.21803514296632118,0.2184004715954576],"n_dims_used":45,"mean_confidence":0.9174274020724826},"coverage":{"mean_confidence":0.9174274020724826,"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}}