{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001669},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001573","487:4870001943","490:4900003198","490:4900004269","487:4870002284","490:4900003466","490:4900003455","487:4870001209","487:4870002032","487:4870001197","487:4870001574","490:4900003043","490:4900003338","490:4900004266","494:4940007574","496:4960004656","490:4900002920","490:4900003594","494:4940004909","490:4900002148","490:4900002594","496:4960008015","487:4870001847","466:4660013812","490:4900003185"],"twin_admin_codes":[487,487,490,490,487,490,490,487,487,487,487,490,490,490,494,496,490,490,494,490,490,496,487,466,490],"twin_sims":[0.4428294241695581,0.35585367721532374,0.29298133848031094,0.2592845642049056,0.2294593156006302,0.2259325858473579,0.22585567972669074,0.21795845015751025,0.21720821714948793,0.21460860419727898,0.21349327633850462,0.2124879499285616,0.2096063165424567,0.2075864805570327,0.2069239268725904,0.20307344711138633,0.19623328849957564,0.19499972749461564,0.19391350897826742,0.1937575091525442,0.1931683791223981,0.19283408639315563,0.19196375093531456,0.18968912327014334,0.18550560685629125],"twin_dists":[0.16576896182403647,0.1866975141763317,0.20350518776457732,0.21339205214729945,0.2228420302335792,0.22401136317552417,0.22403699672542202,0.22670080633158876,0.22695720754290155,0.22785029593589337,0.22823570093394047,0.228584262940462,0.2295896039318161,0.23029989587205446,0.23053391392055378,0.23190416651310186,0.23438305046242644,0.23483642614927952,0.23523729961684098,0.23529500004615184,0.23551319634362103,0.2356372144427114,0.2359608010287017,0.23681135663813385,0.23839453052542692],"n_dims_used":43,"mean_confidence":0.9129186231036519},"coverage":{"mean_confidence":0.9129186231036519,"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}}