{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001749},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001682","491:4910001402","491:4910001808","491:4910001864","491:4910002764","491:4910002159","490:4900002673","491:4910001401","490:4900007058","491:4910001964","491:4910001009","490:4900007168","491:4910001801","490:4900003785","490:4900004199","490:4900004614","490:4900006203","490:4900002674","491:4910001690","490:4900003376","491:4910001261","491:4910001805","491:4910001138","491:4910002205","491:4910001625"],"twin_admin_codes":[491,491,491,491,491,491,490,491,490,491,491,490,491,490,490,490,490,490,491,490,491,491,491,491,491],"twin_sims":[0.16413765883990983,0.09685439204990606,0.08570275451723466,0.0682981160306409,0.06275864617940104,0.06166825634873465,0.05926549752105983,0.058772420426580034,0.05828423085327165,0.05638147493615057,0.05295354862434967,0.0517258573241023,0.04721189971078696,0.04603676766075958,0.04071304499749013,0.04006528773174571,0.039813979034089494,0.039381833179735565,0.03854363130828044,0.03841808726707062,0.037826161818436344,0.03774173676422614,0.037325537267605124,0.0372515499212583,0.03501530980843817],"twin_dists":[0.2469016015532924,0.2806338873392601,0.28789224093642324,0.30089836812925425,0.3056031919082372,0.3065690485520255,0.308747904940304,0.30920399313050184,0.30965867571448963,0.3114613677464966,0.31483998402882396,0.31609419752420226,0.32092978149686074,0.3222518108759473,0.3286212959842585,0.3294434738102442,0.32976547647891735,0.33032322423193894,0.3314199654862847,0.3315859669821808,0.3323748885947532,0.3324882615856892,0.33305033079533797,0.3331508049802174,0.3362705996737291],"n_dims_used":45,"mean_confidence":0.8972127278645833},"coverage":{"mean_confidence":0.8972127278645833,"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}}