{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730000019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000020","473:4730000257","473:4730000022","473:4730000215","473:4730000437","473:4730000025","473:4730000030","473:4730000031","473:4730000158","473:4730000109","473:4730000195","475:4750002108","473:4730000018","473:4730000079","473:4730000156","473:4730000048","473:4730000110","485:4850006158","473:4730000203","473:4730000029","473:4730000248","473:4730000452","475:4750000619","473:4730000515","473:4730000012"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,475,473,473,473,473,473,485,473,473,473,473,475,473,473],"twin_sims":[0.5729293827167758,0.4001823270841903,0.3944555813599089,0.385999850164928,0.38388538478080914,0.3129635791368309,0.3086150193925099,0.3052413742751079,0.28809121078652106,0.26934987497782736,0.2620070188499489,0.2508034133403207,0.2371531369549641,0.2362338461413698,0.22584719995393374,0.21678750209107786,0.210891705776912,0.2001317678742326,0.1996535809409199,0.19778197652393317,0.1924850248157142,0.1920173690001227,0.19176300179445546,0.18870757465631155,0.18803883809580535],"twin_dists":[0.1370766994741792,0.17577109837358523,0.17714887112161712,0.1792002789624525,0.17971656398408825,0.19796113823797293,0.19914978366950675,0.20007858595074424,0.20489552861145613,0.2103601165278992,0.21256482278630948,0.21600480630282412,0.22033153749283305,0.2206286667662271,0.22403982346995416,0.2271012526989708,0.2291400073901859,0.23296306816812046,0.23313620931558426,0.23381664205867753,0.23576687143924022,0.23594083657337012,0.23603558364722146,0.23718059105039596,0.23743292400914015],"n_dims_used":45,"mean_confidence":0.9162285698784722},"coverage":{"mean_confidence":0.9162285698784722,"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}}