{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010642},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010808","490:4900007001","490:4900010892","490:4900010297","490:4900010384","494:4940008931","490:4900010298","490:4900010467","490:4900008076","490:4900010967","490:4900007964","494:4940008852","490:4900007611","490:4900011748","494:4940008811","490:4900011059","490:4900011208","490:4900007853","466:4660004388","490:4900007126","494:4940007768","490:4900002098","490:4900009391","466:4660005361","494:4940008850"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,494,490,490,494,490,490,490,466,490,494,490,490,466,494],"twin_sims":[0.20354541646204735,0.16619506039797088,0.1638851471607978,0.1500269859574823,0.13772928430221457,0.12130525755391766,0.12078960811069941,0.1025728417296659,0.09753932622401305,0.08357063288382331,0.07781534083467198,0.05954483673770643,0.05412700455826114,0.0521213197808201,0.05167873174659548,0.04810848799783878,0.046623020100807794,0.04533501650936185,0.04357784407641555,0.038081547398961,0.036604143022062545,0.0359266956105551,0.03328935581342304,0.032883348610792056,0.031057840770275034],"twin_dists":[0.23173525712217855,0.24604913519060245,0.2470067587069672,0.252968037765094,0.2586078081026469,0.2667613825501188,0.2670306012774646,0.2771645759685074,0.28021001596666467,0.28936450234768857,0.2934943126285016,0.30849090504184706,0.31366353386112766,0.31568751707437603,0.3161428320468343,0.31993950083785655,0.32158878804698177,0.32305482118882445,0.3251122606319632,0.3320332358805789,0.33403727463849275,0.33497924309804844,0.3387965917569823,0.3394069824639346,0.3422336403557103],"n_dims_used":45,"mean_confidence":0.9186681111653646},"coverage":{"mean_confidence":0.9186681111653646,"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}}