{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000397},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000532","480:4800000528","480:4800000335","480:4800000537","480:4800000646","480:4800000751","480:4800000447","480:4800000652","480:4800000538","480:4800000683","480:4800000434","480:4800000651","480:4800000565","480:4800000640","480:4800000798","480:4800000574","480:4800000536","480:4800000874","480:4800000676","480:4800000583","480:4800000551","480:4800000682","480:4800000760","480:4800001191","480:4800000799"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6724181118542615,0.6463882275534746,0.6067132369940632,0.593468034676981,0.5859231124318987,0.5808770232490905,0.5440972773161471,0.5354573714073517,0.4783201119523379,0.4661910127917717,0.455128289309802,0.44994970773266557,0.4408435166822126,0.4268376756886067,0.4127193778105828,0.4083975312042046,0.40545152707578863,0.39156279799751553,0.3794908558230203,0.3576886660192106,0.34038751764610753,0.33816605786911474,0.3352780455347788,0.32928306520377565,0.32557255335759494],"twin_dists":[0.11570861183926742,0.12132737864469252,0.12983539260611277,0.13267197607843206,0.13428880122460768,0.13537086497804715,0.14328955475462807,0.14516156879777756,0.1577293519235357,0.1604525395686467,0.16295764925520612,0.16413786837238928,0.16622567632573151,0.16947018121132246,0.1727855362300995,0.1738101328421462,0.1745112956532375,0.1778483392233599,0.18079394234139906,0.18623225466787546,0.19066977405023633,0.19124812776609051,0.19200308837679178,0.19358161715834568,0.19456654194040937],"n_dims_used":43,"mean_confidence":0.9130492099495822},"coverage":{"mean_confidence":0.9130492099495822,"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}}