{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002050},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003234","492:4920003747","492:4920003378","497:4970003413","492:4920003613","492:4920004687","492:4920003331","492:4920003471","492:4920004977","487:4870001890","495:4950002863","492:4920004581","492:4920004634","492:4920004070","487:4870002234","492:4920003838","495:4950003155","487:4870001978","492:4920004479","494:4940001019","495:4950002959","492:4920003885","487:4870001797","495:4950003107","497:4970002188"],"twin_admin_codes":[492,492,492,497,492,492,492,492,492,487,495,492,492,492,487,492,495,487,492,494,495,492,487,495,497],"twin_sims":[0.09117747916255418,0.05076239098476222,0.030304597593447263,0.022457676673988115,0.018661875169977218,0.015625612135944118,0.013194537054284609,0.012987934863427973,0.01283882159795791,0.011033119021043807,0.00994598699388403,0.008397602607208343,0.008368723163705617,0.005718982457818838,0.005479686419457837,0.0053756958952788135,0.005251862074241164,0.004261969240891469,0.004261969240891469,0.004059995836932164,0.0038961655672618473,0.003895511643712999,0.0032546016239247146,0.0029699684552720765,0.0028879949849238127],"twin_dists":[0.28424106996796406,0.31709592324066027,0.3434415755754671,0.3578565487130636,0.36647959709102446,0.3745632409734986,0.38210267801447007,0.3827987201312522,0.38330719571911814,0.3899200563535505,0.3943818442087809,0.40155414765573894,0.40169882705290266,0.41737887390020634,0.41910267255445677,0.4198730795255068,0.42080827353556294,0.42909807178603704,0.42909807178603704,0.43100226999224955,0.4326112113867091,0.4326177558292419,0.43957038162761086,0.44306825330961774,0.4441324962989339],"n_dims_used":42,"mean_confidence":0.8936053684779576},"coverage":{"mean_confidence":0.8936053684779576,"n_dims_used":42,"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}}