{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003177},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004159","487:4870003164","469:4690004492","466:4660012611","487:4870004140","466:4660014365","466:4660011721","487:4870003556","487:4870006917","469:4690002421","487:4870002797","487:4870002923","487:4870003033","487:4870003161","469:4690005026","487:4870002474","487:4870004146","466:4660010728","487:4870003709","487:4870002472","487:4870006765","487:4870007679","466:4660006632","469:4690004768","466:4660011996"],"twin_admin_codes":[487,487,469,466,487,466,466,487,487,469,487,487,487,487,469,487,487,466,487,487,487,487,466,469,466],"twin_sims":[0.4219698093331963,0.3853021477808821,0.3727619597976118,0.3383044430249,0.33150836265817935,0.32284684852358736,0.3115425546895944,0.30305301416913655,0.3008892809134241,0.29634610023856917,0.29307398143439123,0.2884184718641434,0.2831262403194836,0.26666662063507274,0.238400097614279,0.23213792476601222,0.23171403205510974,0.2305304006894638,0.21160932549171851,0.20928350857763092,0.20658138667621717,0.2052131250604388,0.204844347224347,0.2043315450708936,0.19719742045678704],"twin_dists":[0.1706079739417801,0.17937048645521508,0.18245541960519737,0.1912120398235401,0.19299385895866358,0.19529402645483523,0.19834851950786964,0.2006842434540787,0.2012855893558509,0.20255651150531503,0.2034789815705086,0.20480204573052865,0.20632166989970638,0.21116137986206446,0.2199296987168439,0.221961812376691,0.22210066058721037,0.22248925254078386,0.22888981105897474,0.2297028082332992,0.23065510182494797,0.2311405557609005,0.23127177529011037,0.23145451104922063,0.23403007239403167],"n_dims_used":43,"mean_confidence":0.9106990015783976},"coverage":{"mean_confidence":0.9106990015783976,"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}}