{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":495,"cluster_id":4950001439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000601","480:4800000487","480:4800000638","495:4950001446","495:4950001152","495:4950001494","480:4800000947","495:4950001047","495:4950001101","480:4800000563","495:4950001438","480:4800000330","495:4950001555","495:4950001001","495:4950001377","495:4950001788","495:4950001208","495:4950001744","495:4950001270","495:4950001434","495:4950001379","495:4950001897","480:4800000488","495:4950001437","495:4950001787"],"twin_admin_codes":[480,480,480,495,495,495,480,495,495,480,495,480,495,495,495,495,495,495,495,495,495,495,480,495,495],"twin_sims":[0.11175021783285692,0.0789809711522409,0.07029201208237698,0.0509847474390406,0.050895845586105895,0.050351711035579894,0.029038144841426094,0.01843900887129034,0.011384348823209392,0.010482398238272433,0.009034340373730151,0.006836797394666524,0.00621686256142036,0.005984248472983678,0.004974968927829467,0.004541673111024169,0.004231632688893974,0.0035995402943060956,0.0035226476836588442,0.0034301589850212473,0.0032754733165066396,0.0024280544336697887,0.002408495997516783,0.002363915262621856,0.002336689702427781],"twin_dists":[0.27189955764880436,0.2926385671932378,0.2992809330640925,0.31686334206694466,0.3169562304699349,0.31752772617552877,0.34553179832857284,0.36703213996503237,0.38856205754640694,0.3921288153827872,0.3984722982432176,0.4101006061411343,0.4139917061223732,0.41554253053984963,0.422973756115828,0.42659211597404934,0.4293787800873745,0.43568773942567873,0.4365229083917812,0.43754977556178637,0.43932501727018247,0.4506725173531388,0.4509751192237489,0.45167336934325747,0.45210575701510297],"n_dims_used":45,"mean_confidence":0.9062742445203993},"coverage":{"mean_confidence":0.9062742445203993,"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}}