{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000635},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001062","495:4950001012","495:4950001116","480:4800000359","495:4950001011","495:4950001281","495:4950001170","495:4950001064","480:4800000420","495:4950000961","480:4800000637","480:4800000858","480:4800000389","480:4800001019","480:4800000900","495:4950001108","480:4800000360","480:4800000673","495:4950001222","495:4950001114","495:4950001335","480:4800001015","480:4800000819","495:4950001334","495:4950001567"],"twin_admin_codes":[495,495,495,480,495,495,495,495,480,495,480,480,480,480,480,495,480,480,495,495,495,480,480,495,495],"twin_sims":[0.9529582745508994,0.9513480426743216,0.8632801165582366,0.8600921902903215,0.8585379950834657,0.8159850189063466,0.8150372703655591,0.8099408972499409,0.8032598394591974,0.7971630508584547,0.7822957916268128,0.7723447490387446,0.7690352433198117,0.7627464928366743,0.7483233551519233,0.7460907148759913,0.7374955368164575,0.7335815330928462,0.7318468653668975,0.7269039754131892,0.7207465747063608,0.7051134499286674,0.7040518424680435,0.7015007365604158,0.6881734060821333],"twin_dists":[0.04031725802268856,0.04101867607666723,0.07042408737899593,0.0713046886353813,0.07173125415661394,0.08282679286008589,0.08306312401173332,0.08432725564407119,0.0859680879949431,0.0874502008363965,0.09100900552278599,0.09335153059943303,0.09412424075534738,0.09558436752171144,0.0988958364280704,0.09940415166230955,0.10135124775802305,0.10223300762652592,0.10262286984757081,0.10373076089607058,0.1051049270978866,0.10856708089357887,0.108800918405626,0.10936223534621677,0.11228164768228195],"n_dims_used":42,"mean_confidence":0.9001111530122303},"coverage":{"mean_confidence":0.9001111530122303,"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}}