{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000259","490:4900000550","490:4900000451","490:4900000305","490:4900000220","490:4900000654","490:4900000262","494:4940008263","490:4900000386","494:4940008461","494:4940007435","490:4900000316","490:4900000538","490:4900000371","494:4940008176","494:4940007340","494:4940008541","490:4900000373","494:4940008277","494:4940007449","490:4900000545","490:4900000453","494:4940007002","494:4940008266","494:4940007839"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,494,494,490,490,490,494,494,494,490,494,494,490,490,494,494,494],"twin_sims":[0.3907165160960502,0.21813034574400716,0.21615467482246176,0.16578994139917058,0.14325649898678877,0.10697345956473926,0.10486249349566905,0.07533697302962597,0.057928673827605894,0.05493746923525714,0.05060359691077099,0.04848856542928936,0.044765839752877845,0.04391837355437092,0.04273633766598597,0.039173387851229056,0.03728528885021774,0.03547897731000489,0.034192771435234734,0.02992737808656407,0.029819669184214963,0.02918324785784968,0.023778957710412534,0.023256168602395506,0.022267587197833075],"twin_dists":[0.17805342281833578,0.22664214247123546,0.22731827596458884,0.24621638769369042,0.2560286071437937,0.27459622510352616,0.2758177833025177,0.29534864809928996,0.30999180832930057,0.3128632818078232,0.3172625387154851,0.3195243536244582,0.32371381713941555,0.3247081670526129,0.3261223487029789,0.33059410531367206,0.33310496683342933,0.33561009709607187,0.33746085646361546,0.3440561989875102,0.3442329135773888,0.34528838889062796,0.355151716271332,0.3562059617848032,0.3582569851417271],"n_dims_used":45,"mean_confidence":0.9120421515570747},"coverage":{"mean_confidence":0.9120421515570747,"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}}