{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001392},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001452","491:4910001911","491:4910002013","491:4910001629","491:4910001325","491:4910002114","491:4910002064","491:4910001633","491:4910001966","491:4910002065","491:4910002021","491:4910002863","491:4910002963","490:4900005426","490:4900005167","490:4900002063","491:4910002206","491:4910002964","491:4910001515","490:4900003927","491:4910002017","491:4910002464","490:4900005435","490:4900006313","491:4910001383"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,490,490,490,491,491,491,490,491,491,490,490,491],"twin_sims":[0.9150532001688318,0.6328745184178965,0.4249366938581446,0.4176670083398866,0.35752659828623207,0.16507121266519278,0.14244485452744282,0.09898355434207927,0.09866160340678626,0.09535162308189153,0.0889200163046101,0.08282540630319601,0.08121618284903362,0.08022904736526298,0.07723098398151017,0.0759473455726246,0.06424508857677542,0.06300636757999734,0.05288827122340906,0.050427688364250926,0.049617313037064695,0.04843532776159379,0.04681402930085932,0.04433463752295849,0.043330821858185986],"twin_dists":[0.054724206271287164,0.12422996881194454,0.16991386175444148,0.1716182915764966,0.18627329725450534,0.24651384071719393,0.2564026546516777,0.279323856677716,0.2795205187883323,0.2815721971025345,0.2857249350564155,0.2898861645822286,0.29102555840455635,0.29173346447114273,0.29392720163511515,0.2948874522955987,0.30430842317697077,0.3053856822092279,0.31490606065286186,0.31744762052418407,0.31830726384264707,0.31958233954181026,0.32137427316061923,0.32421776185402174,0.32540705663401],"n_dims_used":44,"mean_confidence":0.8941376426003196},"coverage":{"mean_confidence":0.8941376426003196,"n_dims_used":44,"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}}