{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004580","490:4900004578","490:4900003215","490:4900002768","490:4900003193","490:4900004156","490:4900001841","490:4900002604","490:4900004434","490:4900002452","490:4900003879","490:4900003061","490:4900004013","490:4900001993","490:4900004292","490:4900002151","490:4900001839","490:4900002313","490:4900003340","490:4900003204","490:4900001840","490:4900001874","490:4900001595","490:4900003880","490:4900004022"],"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":[0.8129665934201955,0.5788343796418902,0.5503089545963812,0.5497811168717848,0.5260494935172908,0.525696621808637,0.5228337712513303,0.5208141248804914,0.5007167523818429,0.5002829412577794,0.47967019972267133,0.4575400661137054,0.44576781885187083,0.44063194755330426,0.43463593998728955,0.42856655090805157,0.4271808398416155,0.4252634661563705,0.42466752201645697,0.4243091569546094,0.41547063994614336,0.41286324109434125,0.39470730351565775,0.3819707920934917,0.37558050035465984],"twin_dists":[0.08357809457173973,0.135809086019403,0.14194698296308877,0.14206096840799393,0.1472068707360355,0.14728373813287898,0.14790779264005469,0.14834851182495581,0.1527574314461314,0.1528531081318668,0.15742764734518722,0.1624096766116428,0.16509464276058136,0.16627437958649635,0.16765850824646567,0.1690673773039118,0.1693901753929413,0.16983753610594995,0.16997675173987772,0.17006050680969925,0.17213571887968449,0.17275151088815716,0.17708811800233548,0.18018521953559438,0.181757704625937],"n_dims_used":45,"mean_confidence":0.9164078606499566},"coverage":{"mean_confidence":0.9164078606499566,"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}}