{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008925","490:4900008926","490:4900009649","490:4900008699","490:4900009451","490:4900009659","490:4900009348","490:4900009457","490:4900008586","490:4900009751","490:4900008812","490:4900009105","490:4900009243","490:4900009552","490:4900009759","490:4900009030","490:4900008482","490:4900009546","490:4900009553","490:4900008916","490:4900008698","490:4900009128","490:4900009034","490:4900008702","490:4900009639"],"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":[0.13788170475204983,0.13719419921310938,0.10450586320256385,0.08634631058164638,0.058513450797707145,0.035479439625407796,0.03085413706239383,0.02282589356831737,0.021066052367056987,0.01469177942062093,0.00689494415548197,0.006552940330418477,0.0036812125147023017,0.0029078203234988633,0.0024874274554953636,0.002087708292757698,0.0020001512044873324,0.0018904691285801824,0.0009834201771001553,0.0007404923017595998,0.0004545163951441318,0.000436770572989833,0.0003867413526701645,0.00035270281094583315,0.0002423370401410973],"twin_dists":[0.258535656929612,0.25886157477438826,0.27602604006075615,0.28745359429799444,0.3094447991595317,0.3356094421922297,0.3425578121135278,0.3570891744424496,0.3608591283618574,0.37732806360720594,0.40975212896793606,0.41184104753443107,0.434818274231131,0.4438726000601436,0.44976741621446975,0.4562898801331387,0.45787093469875473,0.45994386418559885,0.4833171891799304,0.4931194322994555,0.5095410491740393,0.5108577094347705,0.5148587168253206,0.5178682198067972,0.5299509659163145],"n_dims_used":45,"mean_confidence":0.876991950141059},"coverage":{"mean_confidence":0.876991950141059,"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}}