{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005179","490:4900004900","490:4900004625","490:4900007187","490:4900005444","490:4900005175","490:4900007430","490:4900004911","490:4900005321","490:4900005177","490:4900005579","490:4900005305","490:4900005838","490:4900007670","490:4900006814","490:4900004639","490:4900006448","490:4900006085","490:4900007063","490:4900005967","490:4900005709","490:4900004641","490:4900005156","490:4900005562","490:4900006198"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2287545591094825,0.18170687869840577,0.1388943791167024,0.1377778713182992,0.12503751527478352,0.11849855832438282,0.113514542070509,0.10528584788876229,0.09699683261924655,0.07027381969020297,0.06738949560731189,0.06640910333333641,0.06550107421336607,0.06392815241085115,0.06081994549223906,0.054940611865342236,0.05425244335948158,0.05211134035966524,0.051345516459779306,0.04414382830602836,0.03736851130016857,0.034997071472376816,0.032550711493403384,0.032327162009072735,0.030236085272500116],"twin_dists":[0.22307474560150772,0.2398539842292169,0.25805779549765234,0.2585848020175241,0.2648383441024496,0.26823747801017767,0.27092604548034405,0.27557127688510086,0.2805455445375182,0.2992955211428554,0.30164820337742154,0.3024665632368893,0.30323335687058833,0.30458241875916053,0.30733021262705595,0.31286019785710484,0.31353902937116845,0.31569774799634226,0.3164877727649146,0.3244420741674983,0.33299204993208786,0.3362967322537605,0.3399118815561659,0.3402536813752627,0.34355271703730794],"n_dims_used":45,"mean_confidence":0.9123469882541233},"coverage":{"mean_confidence":0.9123469882541233,"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}}