{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000441},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002883","492:4920005290","491:4910000855","492:4920004997","492:4920004887","492:4920003524","492:4920005519","492:4920005052","492:4920005001","491:4910000598","492:4920003007","492:4920004607","492:4920005406","491:4910002929","492:4920003053","491:4910001222","492:4920003353","491:4910000547","492:4920005528","492:4920005691","492:4920005114","492:4920003963","497:4970003452","492:4920005655","491:4910001150"],"twin_admin_codes":[491,492,491,492,492,492,492,492,492,491,492,492,492,491,492,491,492,491,492,492,492,492,497,492,491],"twin_sims":[0.10499377520954324,0.06428852164893957,0.05312064367402761,0.04337408043997736,0.04212554293944215,0.030357344141397322,0.029550291746032967,0.02698234786518277,0.026205646114796984,0.020679750441686275,0.019392763577593734,0.01900443773907392,0.017959865729090183,0.01635940463595642,0.01609189090244225,0.015156781194599586,0.014537019023980201,0.013908214549499944,0.013661199932681207,0.012824606345308576,0.011542399895394195,0.01105991675928509,0.010547529539649941,0.010509371592938098,0.009650538259958963],"twin_dists":[0.2757412592392242,0.30427096088819866,0.31467115058590134,0.3253553300379031,0.3268660394049438,0.3433561561442275,0.34467728130171915,0.34909780998215073,0.35050621295080603,0.3617231941362092,0.3647071378400581,0.36564144358378875,0.36824012597954553,0.3724909129730517,0.3732367626456685,0.3759325670535423,0.37780114878600485,0.37977021811571465,0.38056529502324654,0.3833559421768867,0.38796307520071094,0.3898151012588909,0.39186228304097687,0.3920182558219479,0.3956694661141569],"n_dims_used":45,"mean_confidence":0.8981799655490451},"coverage":{"mean_confidence":0.8981799655490451,"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}}