{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012106","490:4900011242","490:4900009825","490:4900009828","490:4900012171","490:4900012108","490:4900012173","490:4900011170","490:4900011241","490:4900009727","490:4900008220","490:4900009418","490:4900010652","490:4900010150","490:4900010412","490:4900007890","490:4900008442","490:4900009726","490:4900008441","490:4900010572","490:4900011310","490:4900012107","490:4900010326","490:4900008332","490:4900009417"],"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":[0.07310884829449343,0.060582747134644614,0.05044381781197299,0.04225294535362601,0.041789896205657935,0.03065520860559517,0.02608541670329782,0.022542632256477953,0.017120251607712956,0.015609979866220454,0.01137815019718722,0.008514774827998742,0.004580813825991454,0.0045184934962309055,0.0040197580342420216,0.0032295533218062657,0.0025636654657153583,0.002346254562815726,0.001480590768147785,0.0013122785828358163,0.0011405873734784751,0.0010088713330547408,0.0007855496106399233,0.0007178394007136921,0.0005852127869062834],"twin_dists":[0.29705823714514173,0.3075446028072884,0.3174306275956402,0.32671017114221057,0.3272785895778632,0.34287615810077715,0.35072743527663236,0.3576785349038159,0.3704266826825961,0.37460831213393603,0.38858569929482645,0.40097167490095353,0.42625268157831436,0.42679438663422725,0.43139189030651937,0.4398667487031556,0.44863382487998665,0.4519533267799659,0.46882042355815723,0.47314223219054113,0.4781149607583018,0.48242465493331754,0.4910948144001217,0.49418103199879104,0.5011046842518663],"n_dims_used":45,"mean_confidence":0.8910143534342448},"coverage":{"mean_confidence":0.8910143534342448,"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}}