{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008193},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009303","490:4900009496","490:4900008517","490:4900008519","490:4900008079","490:4900009194","490:4900009089","490:4900008529","490:4900009287","490:4900009197","490:4900008625","490:4900009489","490:4900007975","490:4900009906","490:4900008737","490:4900008635","490:4900009299","490:4900008307","490:4900008304","490:4900008195","490:4900008750","490:4900008073","490:4900009193","490:4900007856","490:4900010285"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7920446228951511,0.674211569691301,0.6602078632495072,0.6352499189986387,0.6156964417278554,0.6097170615791019,0.6000248201210047,0.5725608075426672,0.5513193918292939,0.5455808480261446,0.5447216378700137,0.5431696506813426,0.5313087982509768,0.5191959307761249,0.5099893080042043,0.5042848365339692,0.4936369279790024,0.4843646336834394,0.47048681852160645,0.463080226794957,0.4630392931129186,0.44728958677135316,0.4305918619298785,0.42778052354579144,0.42383781370942875],"twin_dists":[0.08868393500907247,0.11531966899797984,0.1183498750153749,0.12372026408927042,0.12791169746228806,0.12919218688651485,0.13126761539640724,0.13715586268165397,0.1417288306939889,0.14296866192841032,0.1431544882264782,0.14349027732732064,0.14606254239218427,0.14870191539213512,0.1507177078188101,0.15197135575672852,0.15432182544867898,0.15638067026782093,0.15948537716233466,0.16115482064427494,0.1611640726457741,0.16474608651405956,0.16859635382896257,0.16925042775232477,0.17017071141423187],"n_dims_used":45,"mean_confidence":0.9190237257215712},"coverage":{"mean_confidence":0.9190237257215712,"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}}