{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008609","490:4900011590","490:4900010950","490:4900011476","490:4900010436","490:4900011406","490:4900011999","490:4900012258","490:4900010088","490:4900012068","490:4900011996","490:4900011863","490:4900011204","490:4900010613","490:4900011472","490:4900011605","490:4900012005","490:4900012065","490:4900012958","490:4900012067","490:4900011875","490:4900010520","490:4900008377","490:4900011997","490:4900012902"],"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":[0.10696894711188333,0.09589745274789238,0.09089151653228658,0.08114129365262177,0.0796011567928977,0.06054076135965072,0.06033615887812347,0.05173663132593833,0.05044814066740014,0.04892185120516654,0.04505239479109057,0.04420709912447725,0.042650051833977076,0.040719735436740276,0.040416984110461136,0.03927057209701154,0.03737813567873269,0.037349608182124495,0.03724832496340221,0.03565529642791627,0.034646327492179115,0.034034341728980906,0.033540271810802304,0.0333566744405904,0.032124426021313386],"twin_dists":[0.274598816279314,0.281230051604769,0.2844274168647655,0.291079021435481,0.2921873862730407,0.3075826231899106,0.30776821243880303,0.31608308371528915,0.3174260740873226,0.3190543890509637,0.32338116933882416,0.32436760392329167,0.326226863680154,0.328612861803079,0.32899569611285123,0.3304676601491141,0.33297900525558377,0.33301767910746366,0.3331551882930248,0.3353608527254728,0.3368015599041094,0.33769290850408595,0.3384225330054899,0.33869599957104196,0.34056540851607664],"n_dims_used":45,"mean_confidence":0.91504881117079},"coverage":{"mean_confidence":0.91504881117079,"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}}