{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004249","470:4700005998","489:4890000567","481:4810002618","470:4700006559","470:4700001910","470:4700002707","496:4960004115","488:4880005392","496:4960000782","488:4880004190","488:4880005013","470:4700000545","470:4700005715","470:4700007615","470:4700000687","496:4960002732","470:4700000473","470:4700000949","496:4960004247","470:4700006946","499:4990000829","479:4790000875","488:4880000088","470:4700001642"],"twin_admin_codes":[496,470,489,481,470,470,470,496,488,496,488,488,470,470,470,470,496,470,470,496,470,499,479,488,470],"twin_sims":[0.48662781247424086,0.4864588366407763,0.4837586484549167,0.4738777370896398,0.4473550875619708,0.42887823556392857,0.4208880597067096,0.41951244397597415,0.4193773088694729,0.41848854162562604,0.41194997348902085,0.4077736145903098,0.40156144506281055,0.4011745974645875,0.39944617532383464,0.3992424814783651,0.3990472199510701,0.38999598980603406,0.38948034769406364,0.38772384105181196,0.3800700292450691,0.375816359254377,0.37323568385312605,0.3613393529560478,0.3602209108095399],"twin_dists":[0.15587705569261567,0.15591463218501167,0.15651564071006274,0.15872404496459433,0.1647310938674367,0.16899483015685227,0.17086156174769593,0.1711844367236834,0.17121617888170068,0.17142505162729113,0.17296759703233808,0.1739584402171585,0.17544064902267745,0.17553328933060894,0.17594769862447188,0.17599659021451686,0.17604346850468142,0.17822819531337866,0.17835336360082957,0.1787803285885401,0.18065160759960971,0.18169943565003882,0.1823379707564665,0.18531025304606072,0.18559221416466742],"n_dims_used":43,"mean_confidence":0.9097802805346112},"coverage":{"mean_confidence":0.9097802805346112,"n_dims_used":43,"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}}