{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005632},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003172","490:4900005896","490:4900003305","490:4900001398","490:4900005767","490:4900005626","490:4900012783","490:4900005643","490:4900005770","490:4900007611","490:4900006635","490:4900001692","490:4900001974","490:4900003856","490:4900006757","490:4900004263","490:4900012639","494:4940008571","490:4900012288","490:4900006758","466:4660008193","490:4900005757","494:4940008784","490:4900001819","494:4940008560"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,466,490,494,490,494],"twin_sims":[0.33584481160908874,0.3315201872780865,0.2860811165055179,0.26143615455217395,0.24846019147845996,0.24201676074539719,0.23459181862646808,0.22686329145248196,0.22312204141600261,0.21550334678548114,0.1989033942753777,0.19406811281742997,0.18836001294539026,0.17883460582765046,0.17529935020486004,0.1745959561062482,0.1634022186714764,0.16217759787876304,0.15925917105762133,0.15819246184848887,0.15777180942795574,0.15438488147420612,0.152701445585007,0.14780839260221237,0.14743720055434004],"twin_dists":[0.19185465235722365,0.19299074155769785,0.20547111640408733,0.2127378335420157,0.2167365617452688,0.21877189083919657,0.2211612824059739,0.2237016080626506,0.22495193895325516,0.22754209131672615,0.23340841295958997,0.23518014735716833,0.23731165746178104,0.24097187535462225,0.24236543333346364,0.24264508519521738,0.2472081987007268,0.24772095481783557,0.2489543444953709,0.24940926077454223,0.2495892697208358,0.2510515538849992,0.25178711619271893,0.2539594887891546,0.2541264386209052],"n_dims_used":45,"mean_confidence":0.9051947699652778},"coverage":{"mean_confidence":0.9051947699652778,"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}}