{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001602","494:4940006936","490:4900001701","490:4900001469","490:4900003072","487:4870006888","490:4900001535","490:4900004444","490:4900004161","490:4900003603","490:4900001732","490:4900002627","490:4900002778","490:4900004588","490:4900003071","490:4900003338","494:4940004908","490:4900001604","490:4900003089","490:4900003471","490:4900001699","466:4660003519","496:4960006093","487:4870007184","490:4900004564"],"twin_admin_codes":[490,494,490,490,490,487,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,466,496,487,490],"twin_sims":[0.42947982783122224,0.38108775151563484,0.34587249015132426,0.3443075164419687,0.33065251084966646,0.3127510369974465,0.30442334774641017,0.2992376053689697,0.2892842335459238,0.2882327204871335,0.28473960684539257,0.2804529394463009,0.2719386909105496,0.2662631101910855,0.25832058677316605,0.25479455082265406,0.2532836359609259,0.25193809872881784,0.24300481412773148,0.23952206863923284,0.23748672529486176,0.23265917585127663,0.22339474105484836,0.22269479008015702,0.2171818101168378],"twin_dists":[0.16885486563122729,0.18040175081870966,0.18925035578128627,0.1896541158531245,0.1932196545808765,0.19801901484046922,0.20030468999899195,0.20174632413639998,0.20455504419624732,0.20485509824998444,0.20585660769721661,0.20709580188826682,0.20959172277236585,0.21128230699969625,0.21368626994124562,0.21476840518721363,0.2152350070895625,0.21565202909870876,0.21845753737464768,0.21956930679120826,0.22022390241240064,0.22179130231434532,0.22486033310221204,0.22509561235737013,0.22696624330567375],"n_dims_used":45,"mean_confidence":0.916739993625217},"coverage":{"mean_confidence":0.916739993625217,"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}}