{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011467},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010087","490:4900010347","490:4900010069","490:4900008730","490:4900012197","490:4900008169","490:4900012131","490:4900005733","490:4900008267","490:4900006130","490:4900007829","490:4900009565","490:4900009149","490:4900009398","490:4900008152","490:4900005603","490:4900010346","490:4900006131","490:4900006845","490:4900005341","490:4900005473","490:4900008398","490:4900008040","490:4900012816","487:4870002969"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487],"twin_sims":[0.06411720270355208,0.05237313925189409,0.04547099066736145,0.03721113473328262,0.034906176375062534,0.03411682503717289,0.023756721639099216,0.020133272291741805,0.01831755638963126,0.017892157339187198,0.017537946625222386,0.013647303837752077,0.01326735699170414,0.011815858026129326,0.010905759926241817,0.010492395050300498,0.00832126460827087,0.006794381891183727,0.005776602031002092,0.005506405468847511,0.005448264869086589,0.004524651009515776,0.004402471237007203,0.003500250442891581,0.003077110576461853],"twin_dists":[0.3044188488819307,0.3154298882734764,0.32289841687510495,0.3332057599481148,0.3364271432436543,0.337571980606517,0.3551961461360206,0.36296987007089815,0.3673357157151102,0.3684130972302697,0.3693274373448624,0.3806103992950289,0.3818596444734039,0.38694371317325554,0.39042198627733077,0.392087810506335,0.40193755747136717,0.41035649089223125,0.41697355134937514,0.4189068614324926,0.41933405342265123,0.42674056308549535,0.4278211984523347,0.4367693010256771,0.4417170215487861],"n_dims_used":45,"mean_confidence":0.900720723470052},"coverage":{"mean_confidence":0.900720723470052,"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}}