{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001493},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001494","496:4960010261","490:4900001628","490:4900000974","496:4960010430","490:4900001764","496:4960010019","496:4960009932","496:4960010020","490:4900001098","490:4900000852","496:4960010021","496:4960010263","496:4960010262","490:4900001765","490:4900000975","500:5000001325","490:4900001908","496:4960010349","500:5000001274","478:4780004275","496:4960009933","478:4780004391","496:4960010259","478:4780004274"],"twin_admin_codes":[490,496,490,490,496,490,496,496,496,490,490,496,496,496,490,490,500,490,496,500,478,496,478,496,478],"twin_sims":[0.7397827566310271,0.3516577732872215,0.3161360023622564,0.26299872211412545,0.23934251307647342,0.21590585710931035,0.20324644117292448,0.17267461101540915,0.14626584638637183,0.13188760087812593,0.11743110429547701,0.0960811716583126,0.07323156882190535,0.07061741187454322,0.05974486888154976,0.04981594635559345,0.04769744660300703,0.04047569100526399,0.038013709114560056,0.03602717789659828,0.03388902344506196,0.032691410114454485,0.031105824735964814,0.029666782180543954,0.029551120611438535],"twin_dists":[0.10083459008122661,0.18776606517307481,0.1970999087745469,0.21226482982297015,0.2196269084861611,0.22740372328817735,0.23184222379162306,0.24341308527635008,0.25465531994243357,0.26141932425720327,0.2688058961359994,0.2811152347244242,0.29696298851325936,0.29902051828306186,0.3083074787078212,0.31809547813823785,0.3203915637992494,0.3289212714998782,0.3321237996086506,0.3348385779212317,0.33790656697145405,0.33969778455941635,0.34215754417044375,0.34448469284249894,0.3446759086762645],"n_dims_used":44,"mean_confidence":0.9147259972312234},"coverage":{"mean_confidence":0.9147259972312234,"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}}