{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003119},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002995","490:4900003670","490:4900004354","490:4900002986","490:4900004226","490:4900003134","490:4900001245","490:4900004365","490:4900003252","490:4900003794","490:4900001373","490:4900003654","490:4900003648","490:4900003515","490:4900003125","490:4900004355","490:4900002990","490:4900003657","490:4900002696","490:4900001246","490:4900003139","490:4900003810","490:4900004217","490:4900003255","490:4900003949"],"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":[0.39458859021469894,0.34714321295831363,0.2575916359147083,0.25510066448295093,0.19523421843058203,0.19446906646432566,0.1934759445675672,0.19003523413582657,0.18944445095825904,0.17635271807666583,0.17095745293594,0.14399228713109455,0.14175344197856696,0.1372596636632086,0.13066611366162717,0.12292196099438157,0.11440534125778079,0.10680924393644665,0.10500017547960495,0.10266225068793537,0.10015918477260519,0.09360646800731971,0.08614839792543819,0.08341512806619794,0.08283724247647282],"twin_dists":[0.17711676721412378,0.18892322249480556,0.2139092147153566,0.21467408503413724,0.23475008990892388,0.23503207448189098,0.2353992255608736,0.2366814769696742,0.23690327103229675,0.24194813251117572,0.24410465738474488,0.2556908758803583,0.2567225448875855,0.2588304882361946,0.2620189994172964,0.26592292626922487,0.2704389463826365,0.2746905769766022,0.2757375304281017,0.2771115472717578,0.27860995831197716,0.28267657559573883,0.2875882132620146,0.2894730487715555,0.28987784994812676],"n_dims_used":45,"mean_confidence":0.9148640950520833},"coverage":{"mean_confidence":0.9148640950520833,"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}}