{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001478},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001482","496:4960001356","496:4960003881","496:4960002490","496:4960004313","496:4960002634","496:4960002915","496:4960004019","496:4960002099","496:4960001131","496:4960002225","496:4960003198","496:4960001591","496:4960001130","496:4960002103","496:4960001719","496:4960001726","496:4960001129","496:4960002220","496:4960001983","496:4960001604","496:4960002922","496:4960001244","496:4960002106","496:4960001598"],"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":[0.908330281937227,0.906893040703384,0.8881292064540766,0.8678843024900522,0.8672582057142205,0.8569887967836882,0.856576684006541,0.8392870581664894,0.8361027050556132,0.8350099114167098,0.8153382417231836,0.8075639915108076,0.7963667683533314,0.7799032704735255,0.7779464775858386,0.7759738571030914,0.7610071036875126,0.7580336440504701,0.7563114957601208,0.7527838013443678,0.7453752545347735,0.7447597408940642,0.7443651410388398,0.7406073791184995,0.7400756852245914],"twin_dists":[0.05695176783267258,0.05741884959937755,0.06326315291387573,0.0691383427442616,0.0693141809097152,0.07215470100440209,0.07226705549731627,0.07687922174890911,0.07770876270824131,0.0779921295855908,0.0829881167887124,0.08491308410243015,0.08764275194896867,0.09157493830683196,0.09203649757689807,0.0925006268454267,0.09598639954430305,0.09667190847986633,0.09706794440376247,0.0978769859438902,0.09956681520374383,0.09970666771354496,0.09979628342781188,0.10064805992006488,0.10076834518403593],"n_dims_used":45,"mean_confidence":0.9339388529459636},"coverage":{"mean_confidence":0.9339388529459636,"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}}