{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013387},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013380","490:4900013369","494:4940007127","494:4940007449","490:4900013076","494:4940007963","490:4900013275","494:4940008277","494:4940008461","490:4900000654","490:4900013309","494:4940008463","494:4940008263","494:4940008176","494:4940006788","494:4940008372","487:4870001723","466:4660012433","494:4940007555","466:4660009146","490:4900000764","490:4900000373","494:4940007234","490:4900003023","487:4870000578"],"twin_admin_codes":[490,490,494,494,490,494,490,494,494,490,490,494,494,494,494,494,487,466,494,466,490,490,494,490,487],"twin_sims":[0.1941529326783506,0.16180639201523478,0.10640406034837031,0.08724934189017718,0.07442795300808917,0.07067094338531886,0.06362036687714237,0.048493309779467496,0.04102992852731895,0.034261894272664656,0.03371299416590686,0.0329021203670338,0.03128476403052912,0.03089280557637956,0.028623733810297432,0.02673287976371643,0.026182343556671414,0.024944853698358926,0.023440393993366924,0.02250682395367631,0.020556510239639933,0.02035682476060608,0.01944078441692459,0.01926879062216677,0.01899377125976026],"twin_dists":[0.2351488055194591,0.2478769351005525,0.2749238624078148,0.2868424556697573,0.29604112061770765,0.2989777707660603,0.30484956930326246,0.3195191887069122,0.3282231002573076,0.3373598991228486,0.3381664275070919,0.33937861960502336,0.34187465327731725,0.34249613486496727,0.34623276822560733,0.3495463202531227,0.3505490211878507,0.35287104902173744,0.3558321342552285,0.35775349559449016,0.362001811721125,0.36245635937392473,0.3645927382573092,0.36500362512016316,0.36566734150305846],"n_dims_used":44,"mean_confidence":0.912131742997603},"coverage":{"mean_confidence":0.912131742997603,"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}}