{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007162},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006672","490:4900006554","490:4900004742","490:4900005812","490:4900006918","490:4900004884","490:4900004748","490:4900004473","490:4900004342","490:4900004341","490:4900006798","490:4900007040","490:4900007163","490:4900006665","490:4900005820","490:4900004750","490:4900004747","490:4900006792","490:4900005689","490:4900004613","490:4900006434","490:4900006913","490:4900004611","490:4900004883","490:4900007538"],"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":[0.24824057177472714,0.19847600435434368,0.17735296553143629,0.11518894893573499,0.09202453598747483,0.06321618524740116,0.050225495446224115,0.02859579258828735,0.02656557968828474,0.023516879110904092,0.023511530020423832,0.02297703508164941,0.022747947720442967,0.01985987513380206,0.017273525272446973,0.016680290457696728,0.015268892872747967,0.013992412773746032,0.013760091221152801,0.011565253368956,0.010881075458883355,0.010027015703222454,0.008911120448499775,0.007603286907727364,0.007531847040587556],"twin_dists":[0.2168053719857301,0.23356380749173924,0.24155351504879644,0.27001286751938586,0.28369178706289655,0.30520200082678034,0.31766102261389423,0.3462803434510349,0.34984912856253647,0.3556776795145098,0.35568846734585197,0.35677729784081397,0.3572507146196846,0.3636046784926149,0.3700206097133824,0.3716102619450073,0.375601762506658,0.37950205414609384,0.3802454769158949,0.3878770685660167,0.39051987187038345,0.3940346680325849,0.3990531914027859,0.40570655567137165,0.4060988511825202],"n_dims_used":45,"mean_confidence":0.8950446234809027},"coverage":{"mean_confidence":0.8950446234809027,"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}}