{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012352","490:4900004970","490:4900007003","490:4900001678","490:4900012706","490:4900001835","490:4900004419","490:4900012778","490:4900004415","490:4900006392","490:4900005773","490:4900005756","490:4900004961","490:4900003989","490:4900003175","490:4900001820","490:4900004268","490:4900002122","490:4900006393","490:4900006757","490:4900004969","490:4900004129","490:4900003438","490:4900007496","490:4900005763"],"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":[0.4626321221273673,0.4420999806274489,0.407447750473302,0.3873673487064941,0.3476684107344958,0.334092958834929,0.3245148959371878,0.3180730582390152,0.31656509929856325,0.3158500748941303,0.30789234859707554,0.30684275384871457,0.3060495332954461,0.3042951926840069,0.30293292925807036,0.30283001332121573,0.2990667152140518,0.2959569593950822,0.289594077259827,0.2890032832209101,0.28600657004316504,0.27807749279030075,0.2779367333043722,0.2728202320694384,0.2721750084809952],"twin_dists":[0.16125611875812665,0.16593662514069824,0.17403593928238623,0.17886709467761966,0.1887882008326682,0.19231390324062975,0.1948484247988255,0.1965764537158372,0.1969837970448298,0.19717732899002438,0.1993482486721358,0.19963697403173347,0.19985555335077126,0.20034014417360368,0.2007175518922476,0.20074610421092978,0.2017940787765174,0.2026659013807311,0.20446675314577528,0.20463515078173852,0.20549250925872306,0.2077874462542292,0.20782854297923717,0.2093311000463642,0.20952180583700725],"n_dims_used":45,"mean_confidence":0.9173211839463976},"coverage":{"mean_confidence":0.9173211839463976,"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}}