{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003445","490:4900003994","490:4900001824","490:4900003444","490:4900001680","490:4900003987","490:4900002741","490:4900001973","490:4900002737","490:4900003036","490:4900002444","490:4900003575","490:4900004550","490:4900001832","490:4900004402","490:4900001681","490:4900003446","490:4900002898","490:4900006752","490:4900004553","490:4900004420","490:4900002143","490:4900004284","490:4900003310","490:4900003046"],"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":[0.8157309982055211,0.638763729193105,0.5753308002883885,0.5620184688014593,0.5525763217937016,0.5523561737209494,0.5403662331585082,0.47581028029568606,0.4699695243665597,0.45793104866420004,0.44235501963868606,0.4261059407431149,0.41118370625637735,0.40387117659799443,0.38315680728943907,0.3830911030797772,0.370863321443854,0.3672406887072254,0.3644971715377902,0.35950818458883976,0.35722706121720726,0.3537857966818227,0.3512431633204407,0.34317948422587197,0.3310881488331613],"twin_dists":[0.08289017475843617,0.12296592229284521,0.13656104392578286,0.1394226142353253,0.1414575502168424,0.14150505723610193,0.14409726945909496,0.1582909563935121,0.15960168191646795,0.16232094115251977,0.16587799201371134,0.16964086777015386,0.17314906299940913,0.1748883617186173,0.1798947735184414,0.1799108526884491,0.18292688434806437,0.18382978484786053,0.18451654569422155,0.18577212664995438,0.18634917822043282,0.18722330976780965,0.18787201097246456,0.18994575044425122,0.19310468218074014],"n_dims_used":45,"mean_confidence":0.9198960198296441},"coverage":{"mean_confidence":0.9198960198296441,"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}}