{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000976","466:4660002333","466:4660002223","466:4660002929","466:4660002214","466:4660002690","466:4660002114","488:4880006457","470:4700002014","488:4880006456","470:4700002175","488:4880006307","466:4660002858","466:4660002527","470:4700001997","466:4660002331","466:4660002514","466:4660002230","470:4700003019","466:4660001911","470:4700001689","488:4880005537","470:4700003023","466:4660002420","470:4700003002"],"twin_admin_codes":[470,466,466,466,466,466,466,488,470,488,470,488,466,466,470,466,466,466,470,466,470,488,470,466,470],"twin_sims":[0.8017044316291673,0.7800895784988342,0.7519570802512495,0.63150766751685,0.6173426861439337,0.5881668260444886,0.5657237525636976,0.5350183048646417,0.5198279659814232,0.5030004260440731,0.4185024289214543,0.3856967739710706,0.37848258076959806,0.37736928765400424,0.37444729388134373,0.3733832662187502,0.36151392768019575,0.35999853659310727,0.32599314656243134,0.3217202319025687,0.31965021396418347,0.31683215048092617,0.3122831728774241,0.2986996961032085,0.2959051626761495],"twin_dists":[0.0863475445442711,0.09153093205569637,0.09806616581969199,0.1245231810136984,0.12755909597367782,0.13380787014156578,0.13862535206704454,0.1452568565500921,0.14856385198988198,0.1522541455090495,0.17142178646742876,0.17927419772547792,0.18104198209590963,0.18131622962442562,0.1820379137284771,0.18230139615570018,0.18526628258868255,0.18564832824965805,0.19445458820446937,0.195595717127523,0.1961515808698372,0.1969115790944749,0.19814649630757092,0.20189669501351973,0.20268046814527363],"n_dims_used":43,"mean_confidence":0.9140397005302962},"coverage":{"mean_confidence":0.9140397005302962,"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}}