{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001257","487:4870000894","487:4870001162","487:4870001163","487:4870001352","487:4870001354","487:4870001448","487:4870001639","487:4870001160","487:4870001450","487:4870003943","487:4870001158","487:4870004233","487:4870000386","487:4870001258","487:4870001449","487:4870000507","487:4870001074","487:4870001076","487:4870001169","487:4870001641","487:4870001062","487:4870001643","487:4870001543","487:4870002255"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.4026692411694252,0.3472975824332805,0.3367141402081374,0.31374332842187025,0.3080626346155818,0.2906972925591108,0.2905822319636036,0.27521759294245435,0.2578794663558635,0.24641286121417444,0.24297178281409812,0.22951630991235739,0.17111945165073086,0.15946153015131537,0.14847040180261709,0.1482232010665816,0.14208728886814195,0.13253095062254236,0.13032878866111772,0.12696043711950472,0.1175714475821797,0.11727471337720491,0.116689623352367,0.11148272615440122,0.105175290579506],"twin_dists":[0.1751755823446219,0.18888352490114166,0.19162723863069195,0.1977489988871961,0.1993014594028937,0.2041528445709703,0.20418555069382052,0.20862494067619217,0.21382113618478457,0.21737954307764076,0.21846803305782062,0.22282323097186746,0.24403920165013196,0.24886829555003143,0.25366250589760125,0.2537732876582056,0.2565679421120661,0.2611051597590533,0.26218534980228697,0.26386454571715173,0.26873093803581594,0.2688895063047265,0.26920306916712056,0.272048186356154,0.27563557654262355],"n_dims_used":43,"mean_confidence":0.908373100813045},"coverage":{"mean_confidence":0.908373100813045,"n_dims_used":43,"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}}