{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001911},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001850","480:4800002018","480:4800001739","480:4800002306","480:4800001689","496:4960010297","480:4800001505","480:4800001745","480:4800002169","480:4800001407","480:4800004206","480:4800002020","480:4800001394","480:4800002533","480:4800002011","480:4800001737","480:4800002072","480:4800001679","480:4800001351","480:4800001736","496:4960009222","480:4800001960","480:4800001803","493:4930006537","496:4960011255"],"twin_admin_codes":[480,480,480,480,480,496,480,480,480,480,480,480,480,480,480,480,480,480,480,480,496,480,480,493,496],"twin_sims":[0.34491639775485733,0.27678360045733813,0.24177763116282674,0.2395212222362635,0.22636027474893303,0.2209581281073826,0.22073797773991888,0.20955732096344373,0.2010174249905143,0.20070292416980526,0.19944826993214002,0.1942489436450854,0.18671209492816337,0.18611215830008565,0.18313111479790473,0.18310062112384762,0.17871224653663648,0.17801267226055523,0.1774231912217378,0.17259766869128726,0.17122199598032983,0.167862863263222,0.1515213276784196,0.1500566112200411,0.1489802872828623],"twin_dists":[0.18949691030530016,0.20816569537586982,0.2188480957653257,0.21956957825268344,0.22386891590862973,0.2256815076242163,0.22575599898798573,0.22960677836930257,0.2326431423283954,0.23275663806553817,0.2332106357432068,0.23511333992898442,0.23793540933931523,0.2381634499202719,0.23930430057971705,0.23931603793669504,0.24101977939827565,0.24129411290376365,0.24152586914595534,0.24344396758884018,0.24399779146985043,0.2453636662765615,0.25230631358698596,0.25295487208525635,0.2534344324192049],"n_dims_used":43,"mean_confidence":0.9175613758175872},"coverage":{"mean_confidence":0.9175613758175872,"n_dims_used":43,"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}}