{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000945},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750002441","485:4850008566","485:4850008007","500:5000001599","473:4730006670","485:4850008226","475:4750003026","472:4720007703","500:5000001060","485:4850008474","499:4990002406","485:4850008717","485:4850008945","485:4850008674","500:5000001476","500:5000001598","500:5000000280","475:4750004560","468:4680002183","467:4670000081","500:5000001001","467:4670000053","479:4790001963","475:4750004041","473:4730005636"],"twin_admin_codes":[475,485,485,500,473,485,475,472,500,485,499,485,485,485,500,500,500,475,468,467,500,467,479,475,473],"twin_sims":[0.23715067524486858,0.1961461518734369,0.10241956615850377,0.0989051034724317,0.09408843016343602,0.09344778726462573,0.09253582738861867,0.090299002335368,0.08979297019625693,0.08845700719230433,0.08354320996581842,0.07955605794948514,0.07038940275411457,0.06958414239636494,0.06708021427710352,0.06612139066112939,0.06350016148837591,0.06319139399289411,0.06284837530344023,0.05804999816942728,0.05729310078322171,0.05648518562259998,0.05637777673041652,0.05474667662213242,0.054338518844366406],"twin_dists":[0.2203323321513294,0.23441501116961933,0.2772555681190628,0.2793717317368673,0.2823699666039453,0.2827777957172009,0.2833621663728325,0.2848150092737035,0.28514762760869766,0.28603296197666267,0.28938363253938965,0.292220100073357,0.29920288970187386,0.29985083308756977,0.30190531511303176,0.30270859393200267,0.3049541920125645,0.3052236778819923,0.305524324888578,0.3098779467488372,0.31059152054305567,0.31136182700737636,0.3114649200487202,0.3130507860541547,0.31345373290405987],"n_dims_used":44,"mean_confidence":0.9166565808382902},"coverage":{"mean_confidence":0.9166565808382902,"n_dims_used":44,"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}}