{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008512","494:4940007377","494:4940008124","494:4940007720","466:4660014234","496:4960008021","494:4940007275","490:4900002462","466:4660004273","496:4960007902","494:4940006832","494:4940007284","490:4900001029","494:4940007617","494:4940008123","494:4940007269","496:4960008145","494:4940007708","494:4940007270","494:4940008497","494:4940007795","466:4660005818","494:4940007610","494:4940007393","490:4900001868"],"twin_admin_codes":[494,494,494,494,466,496,494,490,466,496,494,494,490,494,494,494,496,494,494,494,494,466,494,494,490],"twin_sims":[0.3133990638663388,0.3097719147859293,0.2959838580498284,0.28868214868352865,0.27899594020290275,0.26182269290607596,0.2483096345090951,0.22782117645166117,0.22603537608566562,0.21852492438494167,0.21662967798407673,0.2158865696074907,0.21574662592202926,0.21248262348715571,0.21170711882415383,0.2074822505176081,0.2038461596581294,0.1904937500587853,0.18738786636023116,0.183211174740817,0.17867059084385434,0.17774953199733823,0.1773735504335782,0.17623149253137976,0.17496713195453892],"twin_dists":[0.19784262280164908,0.19883262389363712,0.20265833727865376,0.2047267719625105,0.20751960305605374,0.21262066024083184,0.21678372936087473,0.22338368561396316,0.22397711124357603,0.22650759952577126,0.22715533730678691,0.22741034964393636,0.22745844022548373,0.2285861126685784,0.2288557602333933,0.2303366767559099,0.23162776660450657,0.23650967111381108,0.23767915857319719,0.23927349117055624,0.24103609304212828,0.24139749980240563,0.24154541053873377,0.241996066514177,0.24249741506181996],"n_dims_used":45,"mean_confidence":0.9169484456380208},"coverage":{"mean_confidence":0.9169484456380208,"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}}