{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010886},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010721","490:4900008420","490:4900010897","490:4900011286","490:4900011049","490:4900011746","490:4900009498","490:4900009385","490:4900009494","490:4900010465","490:4900010008","490:4900010463","490:4900010970","490:4900010298","490:4900010813","490:4900008089","490:4900010467","490:4900009590","490:4900011748","490:4900010472","490:4900010466","490:4900008181","490:4900008532","490:4900009300","490:4900008405"],"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":[0.4077110727734815,0.37092787056329196,0.3592460215954872,0.35042369033863524,0.3340223890401194,0.25780543593820326,0.2560056646524211,0.25038110177826806,0.23471176675636327,0.23395452487530888,0.2291692164519771,0.2291355354616415,0.22218298180680962,0.22035989145346832,0.20560127429825192,0.20361222990228023,0.1936324660871484,0.18366646932763767,0.18052346310467665,0.17965733872201864,0.1790213660491956,0.17897414385480262,0.17896979584882516,0.17311635728826252,0.170649423866598],"twin_dists":[0.17397331218037804,0.182910836091741,0.18583834993821466,0.18808160422335543,0.19233243059865712,0.21384378418398836,0.2143956539920122,0.21613636436556757,0.22112229301149933,0.22136865549726603,0.22293776567527226,0.22294888590363007,0.2252679623275316,0.2258840465496772,0.23100261762558164,0.23171136750430518,0.23534127367251884,0.23909846079010635,0.24031304412700824,0.24065037506862114,0.24089880296095814,0.24091727415556063,0.24091897507338692,0.24323597193284582,0.2442292395942547],"n_dims_used":45,"mean_confidence":0.9156736585828993},"coverage":{"mean_confidence":0.9156736585828993,"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}}