{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810000004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810000008","488:4880001865","481:4810000058","481:4810000059","488:4880001435","488:4880001699","481:4810000211","481:4810000100","488:4880002115","481:4810000352","488:4880001341","481:4810000073","481:4810000009","481:4810000010","481:4810000011","481:4810000082","488:4880002192","481:4810000929","481:4810000306","481:4810000103","481:4810000048","481:4810000247","481:4810000772","481:4810000419","481:4810000191"],"twin_admin_codes":[481,488,481,481,488,488,481,481,488,481,488,481,481,481,481,481,488,481,481,481,481,481,481,481,481],"twin_sims":[0.9054408882118181,0.8701950431652662,0.8328041554373066,0.8284472958099396,0.8246641239105299,0.8219707154993398,0.8025413337649305,0.7915734166379016,0.7615805998747688,0.7594049651731539,0.7584657462216282,0.7540019403010608,0.7497222709727294,0.7373342813790339,0.7365124696366365,0.7172553532707958,0.71670963594831,0.7161987169384796,0.7078328738669993,0.7050053039509709,0.6993776524423863,0.6934155531223607,0.6867807230110962,0.6757178394877938,0.6703981851999923],"twin_dists":[0.05788769302395188,0.0684865755821641,0.07856210085119517,0.07968031240753626,0.08064339744822226,0.08132476793757244,0.08614349061166746,0.08879704903943487,0.09585393001012034,0.09635603318683346,0.09657242633668495,0.09759794879111433,0.09857678002101886,0.10138763449366842,0.10157299446025649,0.10588130354300387,0.10600248583570045,0.10611589888783285,0.10796738311106595,0.10859090883668607,0.10982873585431119,0.11113581024846554,0.11258555824549968,0.11499279367631951,0.11614634618161253],"n_dims_used":45,"mean_confidence":0.919722663031684},"coverage":{"mean_confidence":0.919722663031684,"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}}