{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001536},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001679","500:5000001678","500:5000001681","473:4730004037","473:4730001472","500:5000002292","500:5000001680","473:4730001569","473:4730001103","500:5000002755","500:5000001676","473:4730001475","473:4730001570","500:5000001667","500:5000002291","500:5000002887","473:4730001474","500:5000003575","473:4730001473","500:5000002093","500:5000002191","500:5000003924","500:5000001668","500:5000001532","500:5000002603"],"twin_admin_codes":[500,500,500,473,473,500,500,473,473,500,500,473,473,500,500,500,473,500,473,500,500,500,500,500,500],"twin_sims":[0.787355654014547,0.6755036057899532,0.656841783506154,0.6367727138562655,0.6227245325281296,0.6167244674895535,0.5994488332456079,0.5923609535270526,0.5712205391035031,0.551428624149899,0.5470835671754545,0.5339537429878304,0.5334833595577645,0.5322018287134014,0.5205642625744169,0.5171059598036308,0.512735848715933,0.5002011015143992,0.49697133856438375,0.4969276834746958,0.4867593802329365,0.4829667982347013,0.47895384711180283,0.4724863469447207,0.4715737040785794],"twin_dists":[0.0898061601120656,0.115039296627616,0.11907615246056887,0.12339340717149413,0.12640611470548843,0.12769151312636207,0.13139096506832126,0.13290915057876038,0.13744377265379407,0.14170525141676976,0.1426437827696882,0.14548795679808774,0.14559009964676262,0.1458684752618249,0.14840306334328487,0.1491587395854877,0.15011541153598995,0.15287116040362006,0.1535842470351286,0.15359389442871693,0.1558478006926892,0.15669208808506935,0.1575876969421789,0.15903622065425851,0.15924114959764837],"n_dims_used":44,"mean_confidence":0.9185335852883079},"coverage":{"mean_confidence":0.9185335852883079,"n_dims_used":44,"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}}