{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001806","500:5000001475","500:5000001574","500:5000001926","500:5000001421","500:5000001413","500:5000001347","485:4850007192","500:5000001579","500:5000002264","500:5000001184","500:5000001034","499:4990002536","485:4850007119","500:5000000108","499:4990001472","475:4750000627","500:5000000212","500:5000001474","500:5000001309","467:4670000358","499:4990002702","499:4990002295","499:4990002858","485:4850007551"],"twin_admin_codes":[500,500,500,500,500,500,500,485,500,500,500,500,499,485,500,499,475,500,500,500,467,499,499,499,485],"twin_sims":[0.6084864293592839,0.47174024434024986,0.44076431846038616,0.3974984161272709,0.35155849093234115,0.3455740542043139,0.32499017546151077,0.3216772113572521,0.29968827423892114,0.289598458488904,0.28643734385157965,0.2672312289324942,0.25995299078897155,0.25304597614880936,0.25220368094074846,0.24063813228779188,0.23909960970505958,0.2321124196236069,0.2295690340152901,0.22278963672731245,0.21948208904451832,0.21890539794844713,0.21646890898943705,0.21391862991530533,0.20975786565744234],"twin_dists":[0.12945570309500018,0.15920374401832169,0.16624390670717065,0.17641567607121608,0.18779142897872775,0.18932727684516698,0.19472169209992513,0.19560724906092164,0.20162046286615334,0.2044655051034392,0.20536893479776497,0.21099236445939137,0.2131884442842227,0.21530856223028208,0.2155696051386946,0.21921189962927964,0.21970487699521588,0.2219701619979414,0.22280584295956285,0.22506370205599252,0.2261819026878469,0.22637802045440608,0.2272104583720492,0.2280885585654564,0.2295364986414247],"n_dims_used":45,"mean_confidence":0.9231358846028646},"coverage":{"mean_confidence":0.9231358846028646,"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}}