{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920004698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920004039","492:4920004496","492:4920004751","492:4920004331","492:4920004439","492:4920006736","492:4920006650","492:4920004742","492:4920004248","492:4920004860","492:4920005610","492:4920004693","492:4920003625","492:4920004803","492:4920004752","492:4920005686","492:4920004638","492:4920004922","492:4920004812","492:4920004456","492:4920004921","492:4920003624","492:4920004446","492:4920005271","492:4920004929"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.6779789237599969,0.6349243140286343,0.601648628289771,0.5349590494615919,0.4696786991381311,0.4108089780836496,0.38898381461883713,0.3762110329469642,0.35496233255249215,0.3470336315916486,0.3314454393454616,0.3149376366147133,0.3119521539012007,0.30523031843339654,0.30373635161259127,0.3029460763860971,0.29870144431624607,0.2960053983463427,0.294599653017762,0.2902845056238439,0.2855401485969686,0.2834001316514785,0.2767162436445713,0.2765957513090712,0.2759846587273841],"twin_dists":[0.1145017375822011,0.1237901423290724,0.13091988374475316,0.1452697175635149,0.1596670879841348,0.17323785924826768,0.1784739669006591,0.18160197144099433,0.18692396012172957,0.1889514080465798,0.1930104488616603,0.1974246545466888,0.19823675664970067,0.2000816394656622,0.20049484918523094,0.20071390484600168,0.20189620604903993,0.20265228027891,0.20304811379677476,0.20427021560173517,0.20562643592704136,0.20624260672409586,0.20818541560622644,0.20822069977808252,0.20839979283929785],"n_dims_used":45,"mean_confidence":0.9080457899305555},"coverage":{"mean_confidence":0.9080457899305555,"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}}