{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001320},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001440","480:4800001258","480:4800001322","480:4800001610","480:4800001383","480:4800001716","480:4800001441","480:4800002111","480:4800001321","480:4800001375","480:4800001435","480:4800001382","480:4800001943","480:4800001822","480:4800001324","480:4800000325","480:4800002057","480:4800001434","480:4800001380","480:4800001331","480:4800001660","480:4800001889","480:4800001014","480:4800001663","480:4800001257"],"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":[0.5354124641118164,0.4202665945536459,0.4141692335647703,0.39760081505792705,0.39296107000973596,0.37079816935472143,0.3608478520486801,0.32286524527160815,0.2998218060730645,0.2914244938702334,0.2612672902370009,0.2588585195971278,0.2569674448770505,0.25349293659351624,0.24466433341136704,0.21805325407646417,0.2139187716520441,0.20081539053220446,0.19787827433982605,0.19772083165235957,0.19429356618761068,0.17611087540456163,0.16341360503048435,0.16092140243171463,0.15420015180720645],"twin_dists":[0.14517131401834726,0.17100737233331617,0.17244286361460445,0.17639104717655907,0.17750994167559445,0.18294308391998582,0.18543410638880298,0.1952891049678601,0.20158319182237872,0.2039463146355336,0.2127890563297057,0.21352200107426977,0.21410043616956445,0.21517026538397802,0.21793140788817197,0.22666844817529672,0.22808850956750507,0.23271603762071885,0.23378152412874742,0.23383894653464257,0.2350968609078849,0.24204378324630532,0.24720344424517973,0.24824985699395002,0.25113198184518154],"n_dims_used":43,"mean_confidence":0.9199630382449128},"coverage":{"mean_confidence":0.9199630382449128,"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}}