{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004362","490:4900003934","490:4900003251","490:4900001372","490:4900004486","490:4900004089","490:4900004353","490:4900001373","490:4900003252","490:4900003515","490:4900002687","490:4900001642","490:4900002092","490:4900003263","490:4900001506","490:4900002996","490:4900003388","490:4900004492","490:4900002989","490:4900002992","490:4900002696","490:4900003661","490:4900003395","490:4900003795","490:4900004365"],"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":[0.28753936094613936,0.23397418638165834,0.23215715160012027,0.21259361469319368,0.13388144610196528,0.12666795091928013,0.09544232576895892,0.06440852658735463,0.05939506533238205,0.05856917606092325,0.0534193702424619,0.049957845822198206,0.04800881083321106,0.046185586408110935,0.04467549576845192,0.03763054625006612,0.03622931442315845,0.03555538803387252,0.03281384704126139,0.03089208235615581,0.030546998574168042,0.02824736640848856,0.02750450416123931,0.025773275551139865,0.023027919073513942],"twin_dists":[0.20505330980118372,0.22136225218123826,0.22195551848472148,0.22854757493158967,0.26044939153413077,0.2640119408278583,0.28151523481275176,0.3041675606261577,0.30862857525524856,0.3093929083293769,0.3143704110108305,0.3179446133912106,0.320048828460225,0.32208283760325457,0.32381906347170336,0.3326379058352611,0.3345566136038128,0.33550195404384775,0.3395121151113641,0.34249728781259736,0.34305007074753163,0.3468769855270608,0.34817048948440527,0.3513059103577975,0.3566727004402413],"n_dims_used":45,"mean_confidence":0.9242418077256944},"coverage":{"mean_confidence":0.9242418077256944,"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}}