{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001739},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002003","496:4960003203","496:4960001997","496:4960001992","496:4960003344","496:4960001383","496:4960001616","496:4960001498","496:4960004033","496:4960001148","496:4960001615","496:4960001063","496:4960003359","496:4960001728","496:4960003632","496:4960001274","496:4960003225","496:4960003083","496:4960001168","496:4960001875","496:4960003357","496:4960004172","496:4960003615","496:4960002373","496:4960002388"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.7422512475303518,0.7381343903762587,0.7289035658091279,0.7029463239044518,0.6834904642006685,0.6420992407907701,0.6355331070946112,0.6153555970837097,0.6043115798310061,0.5900395005023295,0.5837121939907882,0.5818225920474182,0.5629396176926453,0.5619798048596489,0.551774364637497,0.5512849643876415,0.5461516935932568,0.5370124064737597,0.5314954953893043,0.5305519728144114,0.5298346937258629,0.5282719159807778,0.5240449125517108,0.5191150098676892,0.5183411516705021],"twin_dists":[0.10027580225748894,0.10120704234823748,0.10328310366797976,0.10904426894385578,0.1133027549588839,0.12224941466124066,0.12365948598742527,0.12798469758485012,0.130349653959949,0.13340655172308988,0.13476281923331093,0.13516804831060714,0.1392243488226328,0.139430937083806,0.14163062356480627,0.141736262479117,0.14284523021254034,0.14482421437711704,0.14602196505657658,0.14622706384211617,0.1463830343015637,0.14672301245602712,0.14764368972641445,0.14871959483721703,0.1488886990265986],"n_dims_used":45,"mean_confidence":0.9319817437065973},"coverage":{"mean_confidence":0.9319817437065973,"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}}