{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002450},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002201","487:4870002369","496:4960008491","487:4870002555","487:4870001493","466:4660014563","494:4940008204","487:4870002449","494:4940007814","494:4940005150","494:4940004299","496:4960009177","496:4960008777","490:4900000838","466:4660014443","466:4660014156","466:4660006389","487:4870003954","490:4900000063","487:4870002557","494:4940007692","466:4660013624","494:4940008095","496:4960008279","496:4960006493"],"twin_admin_codes":[487,487,496,487,487,466,494,487,494,494,494,496,496,490,466,466,466,487,490,487,494,466,494,496,496],"twin_sims":[0.3478396455484792,0.30607626764402346,0.20802039445945006,0.18096332549686042,0.16798560384288747,0.16670100605516402,0.1526580136007369,0.15108537630277627,0.1303838067026853,0.12627988179451244,0.12530556197219378,0.12499206843833631,0.12034361528512037,0.11249804713346576,0.09813048638757665,0.09316466251326495,0.09307787170647373,0.08675216079242344,0.08475749325324128,0.07530037667966945,0.07500895748784797,0.07246012946461718,0.06577678958180146,0.06481484879904616,0.0638051530272481],"twin_dists":[0.18874420177635928,0.19984818112886815,0.23014691074273733,0.2401421687875578,0.2453134138855646,0.2458406691076314,0.25180617194273575,0.2524988636614469,0.2621581957357558,0.2642079026371573,0.26470192231538425,0.2648614961873281,0.2672641610710687,0.2714854864742662,0.2798460516310481,0.2829587342308064,0.2830142871439871,0.2871783037550053,0.2885413110756089,0.29537639582639547,0.2955977419652113,0.2975638954684333,0.30299961407010517,0.3038186253430663,0.3046890527734559],"n_dims_used":43,"mean_confidence":0.9119673440622729},"coverage":{"mean_confidence":0.9119673440622729,"n_dims_used":43,"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}}