{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003311},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002799","469:4690004672","469:4690004857","469:4690004849","487:4870002794","469:4690004036","487:4870003427","466:4660014401","487:4870004291","469:4690005107","466:4660013948","487:4870004434","469:4690002836","469:4690004935","487:4870002676","469:4690003634","469:4690002941","469:4690004128","469:4690004858","469:4690005028","469:4690004937","469:4690004591","469:4690004850","469:4690004407","469:4690002643"],"twin_admin_codes":[487,469,469,469,487,469,487,466,487,469,466,487,469,469,487,469,469,469,469,469,469,469,469,469,469],"twin_sims":[0.8587596358409543,0.8073183648434368,0.7987776864444511,0.7465075594826219,0.7116255862272853,0.6925746594592002,0.6740455426977651,0.6678959822312889,0.6557668539731661,0.6406903214487848,0.6128408825917091,0.6075422073275155,0.6031275558237952,0.594315101272469,0.5869524017239588,0.5684343978148447,0.5593743991331586,0.5521115118069629,0.5493862685362804,0.5478568962636784,0.5447180888564647,0.5425082768445211,0.5424655337786238,0.5402399222872072,0.5370502126042256],"twin_dists":[0.07167053060225026,0.08497349054402828,0.0870590474057895,0.09930932911551571,0.10712927067989376,0.11131982186791808,0.11535568640726722,0.1166881372465541,0.1193079320883438,0.12255212303192861,0.12852325039998894,0.1296578876169441,0.13060319078483162,0.1324905181024707,0.1340681631497144,0.13804251272652504,0.1399919579635655,0.14155785774046567,0.1421462468153797,0.1424766532172665,0.14315525589901507,0.14363342513264216,0.14364267753687368,0.14412463184733157,0.14481601498930938],"n_dims_used":43,"mean_confidence":0.9169151838435683},"coverage":{"mean_confidence":0.9169151838435683,"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}}