{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000745},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000312","493:4930006544","485:4850000320","496:4960005163","500:5000002188","466:4660014180","470:4700002184","469:4690000794","466:4660010368","466:4660014565","500:5000001775","493:4930006710","496:4960005306","466:4660014061","496:4960012064","496:4960005964","493:4930006138","493:4930005755","499:4990003951","500:5000001998","478:4780006491","473:4730004979","493:4930006625","470:4700004919","480:4800005116"],"twin_admin_codes":[488,493,485,496,500,466,470,469,466,466,500,493,496,466,496,496,493,493,499,500,478,473,493,470,480],"twin_sims":[0.24617332971498435,0.24476229324431548,0.2300739473488764,0.17563113253958687,0.15568292830863736,0.14772543328588222,0.146608021583821,0.12674988992261002,0.12664193629714796,0.11802893120019628,0.11728510014478014,0.11707678960813128,0.11496790648588316,0.1137702735757923,0.1111149916856381,0.10883416774055876,0.10696519081725527,0.10419659886626823,0.10073191185652727,0.09717456629033626,0.09423885309479012,0.09280232375964216,0.09252534367607952,0.0921317889135034,0.0899487226168822],"twin_dists":[0.21745499391897724,0.21790042305325813,0.2226394596796208,0.2422338026146166,0.250488385354777,0.25399677423527667,0.25450050065229296,0.2639706226073363,0.26402506308994167,0.2684870686800265,0.26888395065154075,0.2689954435324228,0.2701328308915687,0.2707859083370392,0.27225296396073023,0.2735349072935639,0.2746009733127604,0.2762070855945812,0.2782645454083773,0.28043545549249776,0.28227452593256736,0.2831909308603513,0.28336891057303915,0.2836225232326792,0.28504509261680766],"n_dims_used":45,"mean_confidence":0.9202949523925781},"coverage":{"mean_confidence":0.9202949523925781,"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}}