{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002825},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001632","490:4900001921","490:4900003807","490:4900002078","490:4900003117","490:4900001924","490:4900002676","490:4900002824","490:4900001362","490:4900002530","490:4900004062","490:4900002531","490:4900002528","490:4900002690","490:4900003668","490:4900003138","490:4900002231","490:4900002978","490:4900004351","490:4900003658","490:4900002838","490:4900002229","490:4900001772","490:4900002976","490:4900001364"],"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":[0.10466406403421216,0.07192540709848987,0.06878074156395574,0.06057153559591083,0.06053093455330841,0.05658026408576453,0.05283210484147622,0.05095926033157401,0.04501347661223561,0.041215970403945645,0.03659174379920429,0.03634154118518516,0.035976115050144655,0.03376455830425807,0.03302441284667793,0.03152440662155283,0.03053437840914656,0.02974135387163362,0.02636717354843718,0.026095477634650654,0.025867054388086824,0.02545724436390444,0.02251523612579994,0.021706506011755826,0.020555021153122487],"twin_dists":[0.2759335894107744,0.29798345928562503,0.30050337948461825,0.30755475334065807,0.307591525021619,0.3112707039638099,0.3149629689013547,0.31688995828253225,0.3234262432221928,0.32799052707291904,0.3340543818580255,0.3344006426060984,0.33491001909902035,0.33809018719149264,0.33919418124747364,0.34149795540131944,0.34307038793253974,0.34436174708167805,0.35021037650698983,0.3507088894539203,0.3511314822889062,0.35189778975749025,0.35773587634972664,0.35945650917852945,0.3620051870896502],"n_dims_used":45,"mean_confidence":0.9143369886610243},"coverage":{"mean_confidence":0.9143369886610243,"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}}