{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009051","490:4900009359","490:4900008045","490:4900010346","490:4900008955","490:4900009047","490:4900010348","490:4900008060","490:4900009666","490:4900008271","490:4900011274","490:4900006484","490:4900008950","490:4900011598","490:4900009581","490:4900004798","490:4900010434","490:4900008726","490:4900010947","490:4900009688","490:4900012199","490:4900008849","490:4900008382","490:4900007947","490:4900008277"],"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":[0.13659031225515764,0.10342294763001864,0.10156987851715363,0.09107272503526219,0.07043358290560889,0.06949213245809224,0.06398072501199863,0.05980510852100404,0.046792001572832954,0.04545661191552147,0.04085839531667388,0.040475699944630655,0.03859111859172418,0.03686065525995313,0.03679657655977459,0.03436501332685038,0.03206647025696045,0.030128868947552245,0.030041864836279235,0.02979200806223694,0.029529871148882832,0.029453006445670074,0.027522423932405598,0.027398543360358366,0.0264181308158413],"twin_dists":[0.25914886222308436,0.27666182700964526,0.2777619231520769,0.28430927900534664,0.2991675151256831,0.2999252549080617,0.30453689227448105,0.3082523388847356,0.32139897423104563,0.32291493748642824,0.32843832542177787,0.32892126017409695,0.331357294375878,0.3336844631384831,0.3337724024151192,0.33720961060740284,0.3406548303263622,0.3437270785405734,0.34386896112381765,0.3442783846390103,0.3447111088474127,0.3448386185803978,0.34813893488897507,0.34835743647136747,0.3501173729445445],"n_dims_used":45,"mean_confidence":0.9196041531032986},"coverage":{"mean_confidence":0.9196041531032986,"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}}