{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007649},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006068","490:4900004757","490:4900003508","490:4900004201","490:4900004756","490:4900005415","490:4900006794","490:4900006679","490:4900005941","490:4900004061","490:4900004058","490:4900004755","490:4900004743","490:4900004882","490:4900004057","490:4900004204","490:4900005820","490:4900005819","490:4900006436","491:4910002415","491:4910002111","490:4900007290","490:4900010041","490:4900005022","490:4900005679"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,491,490,490,490,490],"twin_sims":[0.058404777746165155,0.043896729140556846,0.03976881630327144,0.03359200207189192,0.03266791697914866,0.026478132335568227,0.02098546570387148,0.01964078229164265,0.019168643743629265,0.0158579693351779,0.015699174481087274,0.014965933962084097,0.013171448352353357,0.012950257572073917,0.010035939851503691,0.009537310251400153,0.008602530519658284,0.008324937372671773,0.007964307703747779,0.006098957738868544,0.005724927078164582,0.005614213905122615,0.005309646747831776,0.005078863035799639,0.004776419508705031],"twin_dists":[0.30954611169221175,0.32473377318437313,0.3298235255573122,0.33834571180147466,0.3397334785893475,0.35000806058389233,0.3610382360606124,0.36411892285892,0.3652443501951323,0.37389793979768915,0.37435167615705556,0.37650068337605175,0.38217998331933,0.38292670979091636,0.3939965845954822,0.39617227381658143,0.40054011461785344,0.4019190389195515,0.4037732958789978,0.41477110346978646,0.4173368865162489,0.4181254084404061,0.4203694287287385,0.4221487393435051,0.42459480099201574],"n_dims_used":45,"mean_confidence":0.8949596828884548},"coverage":{"mean_confidence":0.8949596828884548,"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}}