{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005551},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005556","490:4900006440","490:4900005287","490:4900005815","490:4900004477","490:4900007169","490:4900005683","490:4900003925","490:4900005423","491:4910002113","490:4900004333","490:4900005031","490:4900007293","490:4900005429","490:4900006081","490:4900007413","490:4900004337","490:4900006321","490:4900002375","490:4900005166","490:4900004744","490:4900007038","491:4910001632","490:4900006310","491:4910001962"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,491,490,491],"twin_sims":[0.3078364233660505,0.14405685925280484,0.13505726497354398,0.13341990666035464,0.12035158919137717,0.11665937118726587,0.10398564893745145,0.09909029487207319,0.09776923773962537,0.09592026598195814,0.08856066944618833,0.08549983972824221,0.0779661918856775,0.07765630860342997,0.07734097788408716,0.06528537427881516,0.0601756514615524,0.05952440369574499,0.05926801070803627,0.05883630540584975,0.056073217759675276,0.051560393831294266,0.04917515251783018,0.047704631567768566,0.04721639400858083],"twin_dists":[0.1993636184241966,0.2556612980680749,0.2598824775999828,0.26067294226427196,0.2672599794560403,0.26921931474286587,0.27633081742760734,0.27925876544166023,0.2800682592849023,0.2812157848526966,0.28596388741978845,0.28803109115674014,0.29338298758452613,0.29361186330485006,0.29384551778048795,0.3034167812435902,0.3079141666769421,0.3085096703440356,0.3087455882981203,0.3091447233285588,0.3117581263747199,0.31626512182216515,0.3187812514038206,0.32038363387938745,0.32092477849394163],"n_dims_used":44,"mean_confidence":0.894598353992809},"coverage":{"mean_confidence":0.894598353992809,"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}}