{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000638},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000947","480:4800000601","480:4800000487","495:4950001624","495:4950001446","495:4950001439","480:4800000563","480:4800000330","480:4800001111","480:4800000904","495:4950001152","480:4800001188","495:4950001208","480:4800000522","495:4950001047","480:4800000525","480:4800000488","480:4800000562","495:4950001494","495:4950001386","480:4800001187","495:4950001744","495:4950001685","480:4800000561","495:4950001788"],"twin_admin_codes":[480,480,480,495,495,495,480,480,480,480,495,480,495,480,495,480,480,480,495,495,480,495,495,480,495],"twin_sims":[0.526077552230692,0.2444665606203329,0.12155024215155877,0.10767181932539233,0.09647073567992888,0.07029201208237698,0.05011810013224849,0.04055774805369614,0.03928002702947874,0.03865202184298238,0.01804044841658922,0.015865087715077164,0.015723054463728573,0.013194513741390586,0.012666486925324174,0.01174645359168511,0.011664166785528767,0.010755295675073086,0.010221512248972138,0.008544679117634771,0.008044378691246992,0.007973921039975952,0.007905190828736723,0.0077810491805611,0.006940381319476935],"twin_dists":[0.14720075909003225,0.2179939880936546,0.26663378286762146,0.2741962260589654,0.28087234307964865,0.2992809330640925,0.3177746627962185,0.3288173976860452,0.3304553725869497,0.33127701307310814,0.36803500799887495,0.3738776936448381,0.37428318496284196,0.38210275601004834,0.3839014097598743,0.38720043123833037,0.3875065495337454,0.39102173685180874,0.3932114232925404,0.400824167879733,0.40335518822426425,0.4037228992685061,0.40408441240766185,0.4047445868212022,0.4094816563984321],"n_dims_used":43,"mean_confidence":0.9026757173759993},"coverage":{"mean_confidence":0.9026757173759993,"n_dims_used":43,"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}}