{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001020","490:4900000677","494:4940007698","494:4940008315","490:4900001017","490:4900000696","490:4900001016","494:4940008317","490:4900000655","490:4900000410","490:4900003308","494:4940008664","490:4900003981","494:4940008109","490:4900003983","490:4900002748","490:4900000467","490:4900000818","490:4900000784","490:4900006627","490:4900000408","490:4900000894","494:4940008316","494:4940007825","494:4940008405"],"twin_admin_codes":[490,490,494,494,490,490,490,494,490,490,490,494,490,494,490,490,490,490,490,490,490,490,494,494,494],"twin_sims":[0.6953727801280626,0.5111587847980087,0.5012978652413268,0.4800659119597341,0.4752804937070493,0.47351261610228473,0.46432889282676226,0.44966677720524423,0.42134228017184255,0.4167218307222959,0.41156229847661624,0.3894962186540635,0.3858656031645077,0.3839204445741744,0.378747781765687,0.36387140386452393,0.3591570503049907,0.3505902038432547,0.33931856377277797,0.33869080155880854,0.3352607556049009,0.3349118156180209,0.3332870717103093,0.3302152946095109,0.32930531970816235],"twin_dists":[0.11070719524349996,0.15046114940005448,0.1526293034622436,0.15733926891700262,0.15840962555081298,0.1588059349527146,0.1608727292394843,0.16420249415697627,0.1707550482705313,0.1718408160461264,0.17305938705607962,0.17834950988328951,0.17923301773016306,0.17970799246324595,0.1809767105592665,0.1846735529304936,0.18586083001508893,0.1880389950206258,0.19094782056870738,0.19111132769397574,0.19200761874674532,0.1920990763754735,0.19252560733178758,0.19333512703259437,0.19357572839583392],"n_dims_used":45,"mean_confidence":0.9097396850585937},"coverage":{"mean_confidence":0.9097396850585937,"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}}