{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013174},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013173","490:4900012262","490:4900012347","490:4900012686","490:4900012761","490:4900012469","490:4900013206","490:4900012395","490:4900012335","490:4900012485","490:4900012406","466:4660011164","490:4900012540","487:4870003922","490:4900012471","490:4900000892","490:4900013108","490:4900011933","487:4870003102","496:4960008022","494:4940008018","487:4870002705","490:4900007487","487:4870001626","490:4900012823"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,490,487,490,490,490,490,487,496,494,487,490,487,490],"twin_sims":[0.5562669905306744,0.389845199041301,0.3436834659085065,0.31644871085745346,0.29229411441784514,0.20990769312830207,0.20820712122100396,0.2072168014178137,0.1856856358493929,0.14497928402033441,0.14399721649398067,0.10929252760271639,0.10225753065933232,0.09024485277965207,0.0881796352843273,0.06825242631289365,0.05799866081594347,0.0539899184584756,0.05084109894318752,0.050775745354014544,0.049627494400477,0.04652560893936446,0.046183474965366,0.045983845388412416,0.044660845787945685],"twin_dists":[0.14066155276486803,0.17826479061017367,0.1898153911806245,0.19701528243994823,0.2036997385137815,0.22948402227931883,0.23008114338369953,0.23043040586994287,0.23832588872058574,0.25523984318793563,0.25568861759662337,0.27327562717871445,0.27735187626068736,0.2848505314800747,0.28621810318921337,0.30093587888794,0.3099261023327117,0.3137998725950421,0.31701349925982536,0.3170819308859396,0.3182963911602172,0.3216984699929103,0.322085231807899,0.3223120106923974,0.32383614680865613],"n_dims_used":45,"mean_confidence":0.911940171983507},"coverage":{"mean_confidence":0.911940171983507,"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}}