{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005464","493:4930006271","493:4930006401","493:4930002047","493:4930004937","493:4930006541","493:4930005345","493:4930006076","493:4930005315","493:4930004977","493:4930000853","493:4930005569","493:4930005567","487:4870007197","487:4870004706","493:4930005547","493:4930004798","488:4880003724","487:4870004863","493:4930005562","493:4930005344","496:4960003541","487:4870005142","493:4930001895","493:4930002388"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,487,487,493,493,488,487,493,493,496,487,493,493],"twin_sims":[0.6639821447767691,0.4724742683296469,0.41136353272968146,0.3935769690980425,0.34166427219284967,0.33965574130255893,0.309855803538834,0.2927000621158036,0.29022341374506466,0.28983648757719344,0.28706105651592073,0.2852683472645862,0.2751847412008481,0.26933595515067255,0.267757053614981,0.26368679851882687,0.26181367227687236,0.258693034227342,0.2552168941234847,0.2528685966862364,0.24858632469842593,0.2484731421582666,0.2467781683908326,0.24353123696922632,0.23786004820497253],"twin_dists":[0.11753462005592324,0.1590389319779723,0.17310646357267137,0.17736106485545286,0.19033828889474505,0.19086006632869776,0.19880965246339707,0.20358478337565383,0.20428759479050176,0.2043977167616702,0.20519021013917754,0.20570454067810848,0.2086345918369179,0.21036426041866288,0.21083515828144442,0.21205710053196183,0.2126233934726383,0.21357251250776366,0.21463829099851414,0.2153634893919266,0.21669705988533622,0.21673250531505386,0.21726456448139445,0.21829039110118184,0.22010356349805255],"n_dims_used":45,"mean_confidence":0.9276297675238715},"coverage":{"mean_confidence":0.9276297675238715,"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}}