{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010422},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010594","490:4900010767","490:4900010423","490:4900010420","490:4900011091","490:4900010058","490:4900010852","490:4900011381","490:4900010507","490:4900010683","490:4900011517","490:4900010154","490:4900010849","490:4900010056","490:4900009730","490:4900010335","490:4900011063","490:4900010249","490:4900010859","490:4900007998","490:4900008012","490:4900010649","490:4900010906","490:4900010928","490:4900011977"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.522807675268271,0.39927978156404903,0.3478779823596919,0.3448775875420093,0.23903830866580425,0.2343617852624539,0.23251919506120095,0.22684219844224987,0.20499238543915,0.1953163773486959,0.18487873665085444,0.17245975024348742,0.15409332021916433,0.14798788364444487,0.1320595703650951,0.12746022507829485,0.12709117163484898,0.12290504879546907,0.11160232916276856,0.10902395980346528,0.10824632918550468,0.09449858659345087,0.09426635156878467,0.09327594288933859,0.09307538434764935],"twin_dists":[0.14791348469584617,0.17598763641672127,0.18873435263480032,0.18950692622189066,0.21972456189410408,0.22123609179893428,0.22183706771957643,0.22370861884211582,0.23121908052041634,0.234719857183432,0.2386339110603467,0.2434993485245224,0.2511785266048866,0.2538788707349799,0.2613352342673504,0.26361327756446595,0.26379874673875386,0.26593165367684135,0.27198169631590036,0.2734274453630606,0.2738686704343824,0.28211001197238067,0.282257091626565,0.2828875658090574,0.28301587985106313],"n_dims_used":45,"mean_confidence":0.8931891547309028},"coverage":{"mean_confidence":0.8931891547309028,"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}}