{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009457},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009554","490:4900009546","490:4900009458","490:4900008925","490:4900008926","490:4900008812","490:4900009639","490:4900008586","490:4900008699","490:4900009649","490:4900008702","490:4900009348","490:4900008481","490:4900009659","490:4900009243","490:4900009105","490:4900009451","490:4900008698","490:4900009034","490:4900008916","490:4900008482","490:4900007794","490:4900009552","490:4900009031","490:4900009234"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.02282589356831737,0.0074101175977509225,0.0072574769691041065,0.006008913891985264,0.004455050744801393,0.004440347566905695,0.0030337289399671764,0.0027233288932098833,0.002652118351550511,0.002481550684223886,0.0018202028101277938,0.0014735710802337959,0.0013943796412728005,0.0011361338026164495,0.0010082476384818304,0.000604647512992003,0.0003509780376823845,0.00031735427941755013,0.00025084881269410843,0.00022165565717168848,0.00010446851408845496,0.00009985335595045509,0.00008905280457148878,0.000044356463858372164,0.00003990029465515177],"twin_dists":[0.3570891744424496,0.40677506187803764,0.4076372266887516,0.41537553499745833,0.42735285705681636,0.4274833151422386,0.4422588722132613,0.44635653663934893,0.44735668538079026,0.44985611522622776,0.4613308279037431,0.46899137640103206,0.4709738748092004,0.4782529616067279,0.48244627609009677,0.5000037848806179,0.5180278623518145,0.5212965780711888,0.528851085586494,0.5327826158751169,0.5560880628886131,0.5574568803645075,0.5609098847373627,0.5814912326197728,0.5845542857085354],"n_dims_used":45,"mean_confidence":0.8790161980523004},"coverage":{"mean_confidence":0.8790161980523004,"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}}