{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003936},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004070","490:4900003938","490:4900004071","490:4900003941","490:4900003939","490:4900004213","490:4900004079","490:4900003940","490:4900004214","490:4900003380","490:4900004072","490:4900003796","490:4900001780","490:4900003946","490:4900003385","490:4900003945","490:4900004360","490:4900003797","490:4900001243","490:4900003943","490:4900001369","490:4900001502","490:4900001640","490:4900001122","490:4900002397"],"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":[0.5219739540559474,0.4196369411179771,0.40077628354941025,0.3550549696819337,0.33313462554940665,0.3096188387438509,0.2766889877430068,0.23670181461716194,0.2260157078152842,0.22440329292322464,0.19850024655770807,0.18187560899940708,0.18151805853008596,0.17274864984450827,0.1717002558884702,0.16531635069192402,0.1603973920864427,0.15084661433637453,0.14392831613011922,0.14323210716912124,0.14145171043515525,0.12506582435688351,0.11958260856110348,0.11489614700492198,0.11452615740301887],"twin_dists":[0.14809537032907827,0.17115519717897204,0.17562871778870073,0.1869004120022604,0.19256568582221545,0.19887455021647307,0.20819339622111807,0.2204773178166048,0.2239836643368717,0.22452218395132628,0.23355498709932984,0.23978870424953477,0.23992708758868692,0.243383377630464,0.2438048915311499,0.24641228300170293,0.24847136992372382,0.2526044927509733,0.25572018805058355,0.25603982517106844,0.2568625084654385,0.2648239257729853,0.2676642202826287,0.2701718140680859,0.2703731077527457],"n_dims_used":45,"mean_confidence":0.9185329861111111},"coverage":{"mean_confidence":0.9185329861111111,"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}}