{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011244},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011308","490:4900010497","490:4900010498","490:4900011443","490:4900010581","490:4900010240","490:4900011171","490:4900011444","490:4900010314","490:4900007889","490:4900009942","490:4900010569","490:4900011370","490:4900010824","490:4900010584","490:4900010243","490:4900009743","490:4900010313","490:4900010651","490:4900010667","490:4900011506","490:4900010327","490:4900010325","490:4900008549","490:4900010052"],"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":[0.469662206019127,0.36170715971636047,0.35903360593009453,0.22081850580661758,0.13706142660386844,0.11937947147167506,0.09265294554107069,0.08355343253177423,0.08247567836604126,0.07332661889594098,0.07005399028683856,0.05865082974543383,0.056656679820144946,0.05385972158793525,0.052198214987122904,0.051480754238748,0.048064265306137076,0.046197808151616046,0.040875156115025776,0.03515861600603147,0.03495295686372991,0.028826422312832018,0.026013989826356058,0.025307164882230206,0.022426678562760254],"twin_dists":[0.15967079766710116,0.18521762546927148,0.1858920250107489,0.22572874527894668,0.25892465745852233,0.2677713378779415,0.2832868649556951,0.28937650070460424,0.29013226999051894,0.29688930477011205,0.2994720402851013,0.30931694661318637,0.31119755887233114,0.31392962553373366,0.3156087384897636,0.31634755237679146,0.3199879816711596,0.3220689809388811,0.3284172618448872,0.3360656671216958,0.3363599892828315,0.3458888422509116,0.3508592777935837,0.3521810917410923,0.3579216469953702],"n_dims_used":45,"mean_confidence":0.8926951090494791},"coverage":{"mean_confidence":0.8926951090494791,"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}}