{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001133},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001134","493:4930001019","493:4930001679","493:4930001378","493:4930001007","493:4930001122","493:4930001678","493:4930001836","493:4930001675","493:4930001513","493:4930001526","493:4930000905","493:4930001016","493:4930001374","493:4930002167","493:4930004507","493:4930004200","493:4930004924","493:4930000806","493:4930001512","493:4930001120","493:4930005057","493:4930000698","493:4930001377","480:4800005961"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,480],"twin_sims":[0.6213221379625712,0.5549699191360228,0.5470880076072635,0.4913646188658123,0.45598755305278876,0.4091959967807668,0.40889933854023014,0.3899153340363906,0.36680588346969095,0.34650346176498015,0.3346337011507654,0.33173094124058483,0.3316909041632169,0.33164589111659587,0.32328012764829833,0.31382091109109994,0.3079738578370528,0.3054847716027281,0.29489053762694356,0.2943104853540348,0.2931526036828342,0.2860020220743065,0.27430246603945596,0.2607195436234221,0.25467367626776605],"twin_dists":[0.12670660292311384,0.1409412113724486,0.1426428230021022,0.1548252956198456,0.16276229793732913,0.17362048037731742,0.17369092391511312,0.17824776877535625,0.1839384535966653,0.18908784002935597,0.19217200759534497,0.19293518932875486,0.19294574113884633,0.19295760520227107,0.19517815738003846,0.19772790808560645,0.19932585062605973,0.20001137820302886,0.2029661144059043,0.20312967661829281,0.2034567453068008,0.20549381451335552,0.2088940505443767,0.212955351273005,0.21480566901055395],"n_dims_used":45,"mean_confidence":0.9269298977322049},"coverage":{"mean_confidence":0.9269298977322049,"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}}