{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010396},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010480","490:4900011065","490:4900011290","490:4900010134","490:4900010129","490:4900008892","490:4900010990","490:4900010911","490:4900011753","490:4900010310","490:4900010037","490:4900011623","490:4900010991","490:4900010989","490:4900008895","490:4900011149","490:4900007894","490:4900010987","490:4900008228","490:4900011066","490:4900010930","490:4900010309","490:4900012021","490:4900010220","490:4900008438"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.41797233536605344,0.3927668420694814,0.27552584868305613,0.2446645765734317,0.2379542063473287,0.1854944632610534,0.16961588643043987,0.13187073662184762,0.13039235947240307,0.12770376277569703,0.12060151962004732,0.11613032837774871,0.10359458574156771,0.10153087591825309,0.09137221258610057,0.08930606431928885,0.07203062862928217,0.07130658897313817,0.06984285383657567,0.06965819497324348,0.06021138626628815,0.05920207485530022,0.05784217433476057,0.05127378409918343,0.04992310215747795],"twin_dists":[0.1715464540440441,0.17755691346252658,0.20853441587514804,0.2179313309657611,0.22007323150286034,0.23839878091626449,0.2446484358067446,0.26142757502080455,0.26215397530647816,0.26349110941392495,0.2671290199796648,0.26950393759517316,0.27656071225897794,0.2777852453115505,0.28411443688761534,0.28546907954204814,0.29790069925204393,0.2984721737835904,0.29964200305955024,0.2997909940394388,0.3078816442721312,0.30880639439584295,0.31007310728211923,0.3165622726808656,0.31798151913808875],"n_dims_used":44,"mean_confidence":0.8837084336714311},"coverage":{"mean_confidence":0.8837084336714311,"n_dims_used":44,"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}}