{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012037},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011836","490:4900011835","490:4900011572","490:4900012028","490:4900012039","490:4900011588","490:4900011981","490:4900011774","490:4900011904","490:4900011373","490:4900010481","490:4900011718","490:4900011687","490:4900010408","490:4900011848","490:4900011839","490:4900011368","490:4900009852","490:4900011708","490:4900010756","491:4910005107","490:4900011571","490:4900012102","490:4900012027","490:4900011711"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.32853209509510656,0.23087690421895313,0.07972028356945243,0.07771404313293521,0.0716835641451504,0.044745892479033676,0.03709567364280301,0.031998956710576225,0.029134883450503156,0.02791612399936469,0.027321933834721812,0.02636421543137517,0.023139396145414153,0.01836972942985786,0.014158901248359217,0.013522258105619394,0.013439571039861212,0.013252661407111722,0.013134602039900868,0.012753934829668915,0.012242933694405588,0.011984335091824271,0.011277442181829316,0.01055265569039752,0.010071342246339668],"twin_dists":[0.19378045980916475,0.22237535794868843,0.29210104555761063,0.29356916573379654,0.29817404877341497,0.3237370393986693,0.33336303871632206,0.3407591734866709,0.3453694042079704,0.3474500987874976,0.3484929870251489,0.3502157802100168,0.3564442464734166,0.3672050918260871,0.37897596995938393,0.3810181115769169,0.3812895472917893,0.38190859520412707,0.38230360031558003,0.3835989988632185,0.38539283481152264,0.38632606066083797,0.3889714145895529,0.39184136789365853,0.3938458030954089],"n_dims_used":45,"mean_confidence":0.8908827039930556},"coverage":{"mean_confidence":0.8908827039930556,"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}}