{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010299},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003979","490:4900008299","490:4900010201","490:4900009996","490:4900007857","490:4900011053","490:4900010389","490:4900011288","490:4900011348","490:4900007852","490:4900010725","490:4900008411","490:4900010556","490:4900010810","490:4900009893","490:4900008189","490:4900010475","490:4900006877","490:4900011056","490:4900010301","490:4900010647","490:4900008623","490:4900009816","490:4900003695","490:4900007838"],"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":[0.3760632465063721,0.25701832917944306,0.25484280976712903,0.2493162757871039,0.24522457054154306,0.23250222330230047,0.19625407094835895,0.19521432004051842,0.16513280042752013,0.16340077513271067,0.14377629248067447,0.13759407935132104,0.13637737861336216,0.13543251988324428,0.13242892377482707,0.12782089272299754,0.1270199523321848,0.12321864164502673,0.12247482999913087,0.11853680078086831,0.11775501847025059,0.1148399535931853,0.10836257972467132,0.10808202146878469,0.10668879244687197],"twin_dists":[0.18163846127441635,0.2140848367411681,0.21475353080635787,0.21646870872009244,0.2177543118550332,0.22184261770748023,0.23437542915304949,0.23475741341902992,0.24648831541173277,0.24720880147778293,0.2557898856577056,0.2586718599762447,0.2592503880283612,0.2597023306007599,0.26115490542462,0.2634324152038301,0.26383458521295533,0.26576997503174093,0.266153972909361,0.2682171868300174,0.26863299528589724,0.2702023540846055,0.27380255445082197,0.27396221224621836,0.27475985532098446],"n_dims_used":45,"mean_confidence":0.9175131056043837},"coverage":{"mean_confidence":0.9175131056043837,"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}}