{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007289","490:4900005561","490:4900006201","490:4900005032","490:4900006802","490:4900005818","490:4900006800","490:4900007412","490:4900005821","490:4900005559","490:4900007530","490:4900004340","490:4900006553","490:4900004887","490:4900006193","490:4900004479","490:4900005036","490:4900007049","490:4900006435","490:4900007531","490:4900007417","490:4900003920","490:4900007172","490:4900004881","490:4900004891"],"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":[0.14784515500730483,0.14460092053453957,0.13332853193261407,0.12830210525353372,0.10107459188066928,0.0827859767944716,0.0630214398015219,0.061508959730262096,0.0595964370386619,0.05561591143110381,0.04763112637589521,0.04136031176496143,0.04055223061607064,0.03911234551014282,0.038022416367622186,0.037760579811624166,0.03725433907679021,0.037253524523056115,0.033941906290674485,0.03284450972025781,0.030732353084621963,0.026007119249254747,0.025355227975788507,0.02426130663368145,0.022800731329977942],"twin_dists":[0.25394297114174397,0.255412475850779,0.2607172693354319,0.2631917042800686,0.2780586083067596,0.2899138697405867,0.3053724707952717,0.30671132238550425,0.3084435399168489,0.3122008680129646,0.32046480744613615,0.32781069325039186,0.32882437649704516,0.33067366241922286,0.3321121678204641,0.3324629389572989,0.3331470142626892,0.333148121290851,0.3378287242130537,0.33946570931693193,0.34275249406350955,0.35087197623667393,0.3520902063989277,0.35419668276131105,0.35714126995278944],"n_dims_used":45,"mean_confidence":0.8955758836534288},"coverage":{"mean_confidence":0.8955758836534288,"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}}