{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009447},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008000","490:4900008549","490:4900008111","490:4900010239","490:4900007889","490:4900010313","490:4900007776","490:4900008440","490:4900011308","490:4900008548","490:4900010655","490:4900010573","490:4900011244","490:4900011171","490:4900007775","490:4900010568","490:4900010659","490:4900010498","490:4900010569","490:4900010314","490:4900010824","490:4900010581","490:4900009743","490:4900010487","490:4900010242"],"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":[0.03843217483001942,0.016456399265845138,0.012832346830728309,0.007646968135673885,0.006400212014830055,0.005211667909049353,0.004269743835882388,0.00411820747602125,0.0036219248653024155,0.0034001981325556775,0.0031952783501151736,0.0031926302440866113,0.002815394678769308,0.002720671701845541,0.002551286497814929,0.0023778058851702238,0.0023034515621982088,0.0022917560330123336,0.0020925396039007836,0.002052184816706696,0.0019324871632424498,0.0018252775550674886,0.0016459528316085524,0.0014474574987111096,0.0013867674139787084],"twin_dists":[0.33156731674837464,0.3722231293286868,0.3833293928413756,0.40546831707940484,0.41280577337197677,0.42111611103426777,0.4290264246167236,0.43044477835647565,0.43544766446555033,0.4378878373015636,0.4402757024448686,0.44030746489570594,0.44509837373189165,0.44639342442167856,0.448815770390044,0.45145451993729724,0.452639944976535,0.4528295935227274,0.45620442450220344,0.45692385528420226,0.4591369862174538,0.46122902202197574,0.46499549568722387,0.469634001369684,0.4711698853316792],"n_dims_used":45,"mean_confidence":0.8956305609809028},"coverage":{"mean_confidence":0.8956305609809028,"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}}