{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000359},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001011","495:4950001064","495:4950001116","495:4950001062","480:4800000635","495:4950001012","495:4950000961","495:4950001567","495:4950000912","495:4950001222","480:4800000900","495:4950001170","480:4800001063","480:4800000858","495:4950001114","495:4950001004","480:4800000673","480:4800000422","480:4800000780","495:4950001447","495:4950001281","480:4800001019","480:4800000390","480:4800000782","480:4800001018"],"twin_admin_codes":[495,495,495,495,480,495,495,495,495,495,480,495,480,480,495,495,480,480,480,495,495,480,480,480,480],"twin_sims":[0.958138665183973,0.9316741205213189,0.9126144921735201,0.883837558821724,0.8600921902903215,0.8559027536691314,0.8420352555514017,0.7700369114407221,0.769046580711303,0.7371119488162281,0.7212634659972097,0.7172135933008752,0.7163335763439744,0.7090801780609606,0.7088512769472325,0.7024137235186523,0.6665846357068095,0.6540014801619594,0.6468464703485981,0.6437828621290563,0.6332908708338031,0.6310344899524901,0.6238329028654716,0.6236055412839375,0.6226825174700966],"twin_dists":[0.037981467751462106,0.04886187579044021,0.05554066331552257,0.06454173773524516,0.0713046886353813,0.07245053013508236,0.07615860187599385,0.09389069053798704,0.0941215988576254,0.10143779471196523,0.10498981434231819,0.10589057842544627,0.10608596691746694,0.10769198011598048,0.10774253755509411,0.10916144947180767,0.11697188250530528,0.11968843574880232,0.12122881570939399,0.12188757379177732,0.124140642759107,0.12462467231248266,0.12616859998674715,0.12621732371545136,0.12641511771663014],"n_dims_used":42,"mean_confidence":0.900047847202846},"coverage":{"mean_confidence":0.900047847202846,"n_dims_used":42,"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}}