{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003794},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001266","487:4870004082","487:4870003526","487:4870003236","487:4870003939","466:4660010340","487:4870002499","487:4870002830","487:4870001736","487:4870002501","487:4870003940","487:4870001089","466:4660009508","466:4660011805","487:4870002622","466:4660009840","466:4660013197","466:4660011478","487:4870002330","487:4870001640","487:4870002350","487:4870001341","487:4870001901","490:4900013034","466:4660010176"],"twin_admin_codes":[487,487,487,487,487,466,487,487,487,487,487,487,466,466,487,466,466,466,487,487,487,487,487,490,466],"twin_sims":[0.37554728041965113,0.35863117003039774,0.32854511966209954,0.27741830395515704,0.24417188636652357,0.20466911164309262,0.20372610155762358,0.19227428179540118,0.18194175865555304,0.17999927744616318,0.16467217909464316,0.15556184142087412,0.14374130372846186,0.1368356090739077,0.13595535916726997,0.1355948560260488,0.13075176521639045,0.1292924145094048,0.1267887791112119,0.1234877255200467,0.12342392270219263,0.12335827295664613,0.12137362114381085,0.11988121074714359,0.11543193132270904],"twin_dists":[0.18176591305417644,0.18599376067725518,0.19377700901973424,0.20798001528980792,0.2180872909309853,0.23133418477529946,0.23167066427567834,0.23584523007262193,0.2397631233211605,0.24051706227837313,0.24667938878757878,0.25054077431245847,0.2558059345374925,0.25903205260112067,0.2594519564203987,0.25962451457886,0.2619768123002685,0.2626984748508178,0.26395101959124084,0.2656314933207589,0.26566430810783215,0.2656980862766444,0.2667257557660078,0.26750701460598586,0.2698812009691786],"n_dims_used":43,"mean_confidence":0.9065918146177779},"coverage":{"mean_confidence":0.9065918146177779,"n_dims_used":43,"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}}