{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005428","490:4900002522","490:4900003105","490:4900002372","490:4900006806","490:4900003918","490:4900007536","490:4900006805","490:4900003785","490:4900007047","490:4900004199","490:4900005021","491:4910001809","490:4900005156","491:4910001206","490:4900004198","490:4900004901","490:4900007658","491:4910001682","490:4900006080","490:4900003929","490:4900002219","490:4900005708","490:4900005196","491:4910005361"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,491,490,490,490,491,490,490,490,490,490,491],"twin_sims":[0.09676640793828205,0.0876076051469095,0.04577550366887096,0.032161454474025686,0.031371937786727096,0.031205323138719116,0.029263421840179618,0.02763166480847987,0.02711695651269691,0.02204197051098355,0.021999823576928743,0.021092812486244113,0.020458741691237802,0.01986413020858994,0.017659806545632963,0.016676746855398782,0.01565285763225714,0.015594135924221384,0.015346096135547755,0.015239959423563293,0.013850977205399665,0.013037965558937815,0.011671454329518695,0.01143138305065206,0.01093462442618601],"twin_dists":[0.2806885068226002,0.2866013892190011,0.3225495677011976,0.3405083482814021,0.34173733873919193,0.34200007256917014,0.3451543428533249,0.34794695626207683,0.3488572837885486,0.35873613377267116,0.3588261144421024,0.3607997846241158,0.3622238809384909,0.36359474027897987,0.36901106402498085,0.37161990560433,0.37448478114447137,0.37465403412938325,0.3753752023503904,0.37568693028141703,0.37995333372476575,0.3826292728308872,0.38747936163055313,0.3883830391844035,0.39030777448079645],"n_dims_used":45,"mean_confidence":0.8964894612630209},"coverage":{"mean_confidence":0.8964894612630209,"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}}