{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011377","490:4900002945","490:4900003095","496:4960011386","490:4900003092","496:4960011285","490:4900003094","496:4960011372","496:4960011286","490:4900003098","496:4960011207","496:4960011290","496:4960011387","496:4960011365","496:4960011289","466:4660008531","490:4900002948","490:4900003093","488:4880003988","490:4900002944","496:4960011209","496:4960011373","496:4960011385","490:4900002943","496:4960011376"],"twin_admin_codes":[496,490,490,496,490,496,490,496,496,490,496,496,496,496,496,466,490,490,488,490,496,496,496,490,496],"twin_sims":[0.6931895462838793,0.5727451129170262,0.5494175438204837,0.5416063852404911,0.507723016638034,0.3882814046985794,0.37750037025565997,0.3137017209678799,0.3026992531786616,0.28473171464657665,0.23843587766133617,0.16755136202165305,0.1575409902045285,0.12385824132651402,0.1101917783269476,0.10954532808202103,0.10306606858536341,0.09148753471507379,0.08953808188043483,0.08897954137450892,0.08477606487290062,0.06437241914445818,0.06345095458318482,0.061406426282137605,0.0595523595460818],"twin_dists":[0.11118527499873353,0.13711627660264794,0.14213949168528073,0.14382868199445215,0.15121531712489802,0.1786446995787238,0.18128391844625594,0.1977603110700849,0.2007823895819122,0.20585887879921685,0.21991818867061932,0.2454913198292273,0.2496881924692418,0.26544118579832165,0.27276938422156666,0.27313298571629047,0.2768724897154597,0.2840395447506874,0.285315730294934,0.2856854270938302,0.2885285033082159,0.30419865542339747,0.3049970668120126,0.30680305892427784,0.30848399757756717],"n_dims_used":44,"mean_confidence":0.9142241911454634},"coverage":{"mean_confidence":0.9142241911454634,"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}}