{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001523","473:4730001431","473:4730001339","473:4730001615","473:4730001522","473:4730001524","473:4730001788","473:4730001873","473:4730001338","473:4730001634","473:4730002520","473:4730001175","473:4730001174","473:4730001351","473:4730001443","473:4730001081","473:4730000739","473:4730001442","473:4730001968","473:4730002054","473:4730001546","473:4730001723","473:4730000657","473:4730000653","473:4730002135"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.9978704447197525,0.9807975300876239,0.9804810754866027,0.9775845648295038,0.9744967825962195,0.9395731575815202,0.9339596121578474,0.9178922068748393,0.9045234372987148,0.8811499603715862,0.8775173011518587,0.8660495177518764,0.8652981981495286,0.8645464920896033,0.8606719472502895,0.8574985646086961,0.8492163517304874,0.8483531074898969,0.8469096686875035,0.8443152828349815,0.8389589835252798,0.8369831293169775,0.8366332505111829,0.8315019533332352,0.8313106761363205],"twin_dists":[0.008480368457577388,0.02557520645907823,0.025787157136970683,0.02765471564127456,0.029521280387996417,0.045854925775696914,0.04800863905847723,0.05376092145545208,0.05818233894885139,0.06533279290204345,0.06639079306732258,0.06965274028356064,0.0698625985950181,0.0700721174820634,0.07114511156774905,0.07201555518620575,0.07425398053170502,0.07448464998098853,0.07486928822168452,0.07555733270070565,0.07696495388824477,0.07747998100667666,0.07757095034345994,0.07889736274204791,0.0789465326934999],"n_dims_used":44,"mean_confidence":0.9128364216197621},"coverage":{"mean_confidence":0.9128364216197621,"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}}