{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004575","493:4930005239","493:4930005488","493:4930005374","496:4960000218","493:4930005473","496:4960000134","493:4930005373","496:4960000329","493:4930005368","496:4960000217","493:4930005012","472:4720000670","493:4930005121","493:4930005233","487:4870012434","496:4960000221","488:4880000552","493:4930005584","488:4880000452","466:4660003972","493:4930004303","496:4960000168","493:4930005142","488:4880002056"],"twin_admin_codes":[493,493,493,493,496,493,496,493,496,493,496,493,472,493,493,487,496,488,493,488,466,493,496,493,488],"twin_sims":[0.43012643516053234,0.41994581824091476,0.3556914196659852,0.3478458682706687,0.3375230958147828,0.3340830715255458,0.3133305815457535,0.2980547439282079,0.2960372050188563,0.2954280792814787,0.28931314550221804,0.28874393646587987,0.2797351058963023,0.27344593759827784,0.26751231213553683,0.2641437156937207,0.2604772652417644,0.2599206695022408,0.25899021762864777,0.2547724363662914,0.25304865874562193,0.25223011250240635,0.24956666460959948,0.24890589597063242,0.24849635629484434],"twin_dists":[0.1687045172926876,0.1710826698181734,0.18673871384518592,0.18874260305285256,0.191415903276187,0.19231649892155975,0.19786125377783356,0.20207719883669284,0.20264333691187947,0.2028147088093672,0.20454680324661292,0.20470913889123601,0.2073044324103828,0.20914642789055554,0.21090830494914914,0.21191934499880677,0.21302897656148023,0.21319828201278546,0.21348181715463674,0.21477522190614484,0.215307731727875,0.21556140507790228,0.21639047799321304,0.21659703538048872,0.2167252344895429],"n_dims_used":45,"mean_confidence":0.9269340515136719},"coverage":{"mean_confidence":0.9269340515136719,"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}}