{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001739},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001465","499:4990001363","499:4990001926","499:4990002102","499:4990001647","499:4990001362","499:4990001466","499:4990001737","472:4720002550","499:4990001652","472:4720001656","472:4720001591","472:4720001721","472:4720001722","472:4720001785","499:4990002099","499:4990001826","472:4720001531","499:4990001925","472:4720002422","472:4720001657","499:4990001368","499:4990001742","472:4720001590","499:4990001832"],"twin_admin_codes":[499,499,499,499,499,499,499,499,472,499,472,472,472,472,472,499,499,472,499,472,472,499,499,472,499],"twin_sims":[0.9544386391538389,0.9416650694809962,0.9352156411506687,0.9324421870703868,0.9319768148705003,0.9309932730633256,0.9281116698128768,0.9278447722697258,0.9250165944521496,0.9233507710745243,0.9181430988276879,0.9138174258909609,0.9118488809406303,0.9065789147981024,0.9024050476713441,0.8987411940093518,0.8927168967950619,0.8917981573837693,0.8902603559169467,0.8847790446956659,0.8841052094629653,0.8816791629780891,0.879611973656738,0.8769038519317013,0.8767439548569437],"twin_dists":[0.03966253880197735,0.045029423344735864,0.047534113464152594,0.0485765748627882,0.04874961024137726,0.04911358834749167,0.05016694204133346,0.05026355133057009,0.05127776397727007,0.051867286050418175,0.05367510640801639,0.05513917079720216,0.0557949635133659,0.05752052871344408,0.05885816754960109,0.06001274172896702,0.06187419397438426,0.06215425877368702,0.062620873095871,0.06426289691926756,0.06446255990532855,0.06517759910451261,0.0657822695684817,0.06656822617619935,0.06661441726467518],"n_dims_used":45,"mean_confidence":0.9264156765407986},"coverage":{"mean_confidence":0.9264156765407986,"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}}