{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002995},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002855","491:4910002754","491:4910002943","491:4910002804","491:4910002705","491:4910002757","491:4910003135","491:4910003092","491:4910003038","491:4910003145","491:4910002812","491:4910003053","491:4910003228","491:4910003515","491:4910002956","491:4910002706","491:4910003190","491:4910003356","491:4910002149","491:4910003222","491:4910003007","491:4910003269","491:4910003191","491:4910002852","491:4910003233"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5206730073713666,0.4143829683150372,0.3189104361907321,0.2844049308469873,0.26987760348925244,0.26103237209388563,0.22341546415889377,0.13967403951216942,0.13681714517274776,0.11746721214047336,0.11686268029605618,0.11648921376718514,0.11447166185223147,0.10934400212814284,0.10414400530616563,0.09863493584462589,0.0892232819424447,0.08774330659068201,0.08069754115786938,0.08000906443596738,0.07973979432841415,0.07912130694393157,0.07855106297549307,0.0779919391827752,0.07565557799813488],"twin_dists":[0.14837932073935195,0.17239239152390298,0.19635072375415022,0.20595294917598136,0.21020311095483601,0.21286035024977748,0.224853374800084,0.2576916584833105,0.25904083959772534,0.26878660418496825,0.269110198716422,0.2693107504682711,0.2704027984268362,0.27324656223287985,0.27623791586220897,0.2795368310873346,0.28552387003981067,0.28651028364342895,0.29139662770193275,0.29189217171811316,0.2920869144151239,0.29253622552099945,0.2929529948766575,0.29336400390305184,0.29510753673878304],"n_dims_used":45,"mean_confidence":0.8952411227756076},"coverage":{"mean_confidence":0.8952411227756076,"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}}