{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004061","479:4790001832","489:4890005143","496:4960004553","489:4890005152","479:4790002140","489:4890004251","472:4720006043","489:4890004472","467:4670000424","489:4890005151","479:4790002831","470:4700007892","489:4890005108","489:4890004485","479:4790002019","472:4720006194","479:4790004090","489:4890004112","496:4960003677","479:4790002889","479:4790005397","489:4890005390","468:4680005532","496:4960004867"],"twin_admin_codes":[489,479,489,496,489,479,489,472,489,467,489,479,470,489,489,479,472,479,489,496,479,479,489,468,496],"twin_sims":[0.582551546740783,0.4057663624180779,0.3810705820094921,0.35572209756292866,0.3351922340535826,0.33039256346145884,0.3179938976200139,0.3043272515957566,0.3024536998541987,0.29869352796158666,0.2937263842658778,0.29254957482659316,0.29125494584542194,0.28411469453264626,0.2835060242494627,0.28154122843778123,0.28062713832529024,0.2679187807843192,0.2632537529260765,0.26121602626041507,0.2590991206586606,0.25524679835724307,0.25381741414104775,0.2505951434184063,0.24989748567275946],"twin_dists":[0.13501171089964573,0.17443625553497696,0.18040596336290435,0.18673092351517767,0.19202557425806063,0.1932882987504905,0.19659781016030525,0.20033127424482572,0.2008505542054245,0.20189842021835638,0.20329457320725888,0.20362738690812646,0.20399443995680117,0.20603655333067467,0.20621205146952584,0.20678011939835175,0.20704522175697757,0.2107868451308329,0.21218779679054325,0.21280461069851622,0.21344859820453146,0.21462908337351713,0.21506996383175905,0.21606966863684474,0.21628719422034876],"n_dims_used":45,"mean_confidence":0.9156636555989583},"coverage":{"mean_confidence":0.9156636555989583,"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}}