{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850008772","500:5000003561","473:4730002637","473:4730003255","485:4850008670","500:5000002184","500:5000002895","473:4730003519","500:5000001946","500:5000001932","475:4750010916","472:4720007384","473:4730002825","473:4730002827","485:4850008720","476:4760000034","489:4890001885","489:4890001970","500:5000005977","500:5000004453","476:4760000063","473:4730002688","500:5000003389","475:4750006938","473:4730002819"],"twin_admin_codes":[485,500,473,473,485,500,500,473,500,500,475,472,473,473,485,476,489,489,500,500,476,473,500,475,473],"twin_sims":[0.22046954376969188,0.21094376204800466,0.20553371738438442,0.19159703137235914,0.15574906233024377,0.15108203950364404,0.150871903017093,0.14308018687887575,0.13506725786690932,0.12172784605546183,0.12086307307122594,0.12039853963016153,0.11912783754091463,0.11663170273696546,0.11399258835792522,0.11044685397372592,0.10832960547690382,0.10823002581966344,0.10703795409616058,0.10634363512695237,0.10308414393562115,0.10242601310237735,0.10208289960425025,0.10201298652012518,0.10150105655128602],"twin_dists":[0.22584689515878267,0.2291218386862269,0.2310266127825946,0.23609745180521266,0.2504597846584465,0.2525003390262707,0.25259329913381207,0.25610972670595605,0.25987767549176977,0.2665414008704307,0.266992191964898,0.2672353623559369,0.2679042221316524,0.26923417568016766,0.2706642800075754,0.27262636857124345,0.27382130253845827,0.27387794716162067,0.2745591998215638,0.27495871147233425,0.2768618063226551,0.27725173874577264,0.27745580424378086,0.2774974504559905,0.27780308094942396],"n_dims_used":45,"mean_confidence":0.9187689039442274},"coverage":{"mean_confidence":0.9187689039442274,"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}}