{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003203},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002617","480:4800002955","480:4800003249","480:4800003346","480:4800003443","480:4800003348","480:4800003347","480:4800002600","480:4800003631","480:4800003296","480:4800002612","480:4800002652","480:4800002604","480:4800002939","480:4800003291","480:4800003452","480:4800002900","480:4800003150","480:4800003079","480:4800003080","480:4800002909","480:4800003512","480:4800003149","480:4800003116","480:4800002663"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5503410724620933,0.46871314293624006,0.3950370029137218,0.3642121852242939,0.35574747462177386,0.3339520185412147,0.3265051305251132,0.2974776326716215,0.26475940382108254,0.2643552761935591,0.2639759592756302,0.26087880620984727,0.24399873353807416,0.22885744542351205,0.21432679528132015,0.20469377122166457,0.20138031399890455,0.19363939417505627,0.19085327861304635,0.19011455438625136,0.18599556140932844,0.1759896023251742,0.16560884622384803,0.165177756857204,0.15821999539932452],"twin_dists":[0.14194004775397492,0.15988433829706533,0.17700857215870205,0.18458803283558703,0.18672447953950314,0.1923509077542311,0.19431841593976193,0.2022389103503888,0.21173395686417615,0.21185561222223837,0.2119699044199679,0.21290697682428927,0.21814215028392275,0.2230407423388876,0.22794754788620908,0.23132540014865804,0.2325123362447362,0.23533870931010628,0.23637515774403375,0.23665173497886832,0.23820782921719774,0.24209178294412687,0.2462912478489919,0.24646968737337285,0.24939749056995988],"n_dims_used":43,"mean_confidence":0.9136494481286337},"coverage":{"mean_confidence":0.9136494481286337,"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}}