{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006454},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005886","493:4930005637","496:4960003808","494:4940003698","496:4960007972","487:4870006908","493:4930005956","496:4960000996","466:4660008402","496:4960007983","466:4660012315","493:4930005423","487:4870005712","487:4870006601","494:4940006844","487:4870008198","487:4870005130","496:4960007863","487:4870006303","493:4930004656","466:4660014303","493:4930006980","493:4930005970","487:4870006592","487:4870005276"],"twin_admin_codes":[493,493,496,494,496,487,493,496,466,496,466,493,487,487,494,487,487,496,487,493,466,493,493,487,487],"twin_sims":[0.2570223311051615,0.25569140599470647,0.2341825551439202,0.18512540312621287,0.17767229033531168,0.17531350154747527,0.17048273049497703,0.16954150526867834,0.14390902230871427,0.13554638024117438,0.13537836133822873,0.1350987328546072,0.13487900870845038,0.1312764513363123,0.1303995304086599,0.12405384737547347,0.12378689258793643,0.1231640084930614,0.12307699376567438,0.12136238982728789,0.11974686397084527,0.11947110164625155,0.1150854023600855,0.11381531013277649,0.11249161218970671],"twin_dists":[0.2140836099671353,0.21449226758709136,0.2212944127755019,0.23853964943567313,0.24142786842754335,0.2423598153318933,0.2442967259132411,0.24467867499181928,0.25572903057542795,0.25964774418487657,0.2597283071228999,0.2598625518547754,0.25996818389078913,0.2617188354036562,0.2621504369144193,0.265340891533239,0.26547779885104605,0.2657981196212848,0.2658429653989757,0.26673160776746757,0.2675777073320902,0.26772300250809417,0.27006904189527553,0.2707612540846377,0.2714890404170002],"n_dims_used":45,"mean_confidence":0.9136664496527778},"coverage":{"mean_confidence":0.9136664496527778,"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}}