{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002522},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002523","490:4900003929","490:4900007536","490:4900006806","490:4900002219","491:4910001622","491:4910001272","490:4900004347","490:4900005549","490:4900002372","490:4900007658","490:4900003786","490:4900007660","491:4910001069","490:4900007541","490:4900007654","491:4910001682","490:4900003785","490:4900007407","490:4900002671","490:4900005698","490:4900007180","490:4900006445","490:4900006805","491:4910001691"],"twin_admin_codes":[490,490,490,490,490,491,491,490,490,490,490,490,490,491,490,490,491,490,490,490,490,490,490,490,491],"twin_sims":[0.24327682895855762,0.22977177968580495,0.18391080756939107,0.1330313055798265,0.13062571785368102,0.10664716468724512,0.09445395463469086,0.09271476475035464,0.0876076051469095,0.08355872882944876,0.07959757044685246,0.07620993554904926,0.07015886028172878,0.058279107816377414,0.0579533842916131,0.055956494501619686,0.053502859613594564,0.04958610248193699,0.048189743137276315,0.042221909573286115,0.03823844990013679,0.03822439113754989,0.03631350006584726,0.03554266111932704,0.034122371219591635],"twin_dists":[0.21837113985090126,0.2227390035136987,0.23900465514774988,0.26086161589366885,0.2620389033492486,0.2747838118811279,0.282138256262694,0.2832471484464116,0.2866013892190011,0.28937280598461645,0.2921899871924308,0.29468995885136684,0.29938777551887186,0.3096634637414124,0.309968601894026,0.31187084760940353,0.3142866084702268,0.3183406052000171,0.3198505186958991,0.32674810482911526,0.33182429427387505,0.3318429861953528,0.33443957534143265,0.33551995254885775,0.33756385834873875],"n_dims_used":45,"mean_confidence":0.899247572157118},"coverage":{"mean_confidence":0.899247572157118,"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}}