{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730007948},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980005403","478:4780003932","484:4840000343","500:5000008847","500:5000008725","500:5000006616","500:5000008846","477:4770002742","500:5000006674","476:4760000490","500:5000001276","500:5000011534","498:4980001102","484:4840000296","498:4980005310","500:5000006544","500:5000006546","500:5000006547","500:5000006274","479:4790004442","500:5000011537","500:5000008844","500:5000011441","500:5000006411","500:5000006930"],"twin_admin_codes":[498,478,484,500,500,500,500,477,500,476,500,500,498,484,498,500,500,500,500,479,500,500,500,500,500],"twin_sims":[0.33705126071003183,0.22291031955576313,0.206093524382479,0.19730478495054465,0.19011327374887851,0.18977959461528796,0.18129619778746114,0.17916433406274795,0.1602704791593979,0.15604075813686785,0.1547956147559867,0.1540023436803942,0.14108155603737535,0.13967826576291326,0.1367318990508908,0.13565344532538484,0.12858274473025297,0.12123985110010661,0.1142215683845906,0.1109261651898672,0.11051080661789861,0.10848643039071379,0.10723155267296654,0.10638758801855218,0.10426872233908215],"twin_dists":[0.19153913439435682,0.22502311250074938,0.230827940658096,0.23399083919862032,0.2366522150989015,0.23677739087439212,0.24001305162187517,0.24084290137858527,0.24852509843601586,0.2503337420571551,0.2508729802579219,0.2512181822239742,0.2570345150818453,0.25768967795070363,0.2590814198624421,0.2595964468837374,0.2630516386719568,0.2667954826039386,0.27053919586025893,0.2723583178582574,0.27259055168622215,0.27373217644432674,0.2744481618743572,0.2749333609772185,0.2761648266228741],"n_dims_used":44,"mean_confidence":0.9221534729003906},"coverage":{"mean_confidence":0.9221534729003906,"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}}