{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004609},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006548","490:4900003924","490:4900004608","490:4900007653","490:4900005020","490:4900003373","490:4900006924","490:4900007537","490:4900006083","490:4900003242","490:4900002067","490:4900006666","490:4900004472","490:4900007292","490:4900007544","490:4900002817","490:4900004890","490:4900003374","490:4900006447","490:4900003916","490:4900007303","490:4900002818","490:4900005555","490:4900006073","490:4900005155"],"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":[0.44271897029204804,0.319702389546996,0.28680418112530165,0.2720889418075722,0.21567342520757696,0.20188985630049025,0.20167852633712666,0.19749968886552383,0.19679494880092915,0.19056313942206132,0.1887210994928806,0.180058958415874,0.17673434221925183,0.16991947923466968,0.16718087114202926,0.14825256837065245,0.14693217442823306,0.1267617597994062,0.1238386019657168,0.12310010105489112,0.12224323501151392,0.11424036382691848,0.1131577483007984,0.10807767708136477,0.10627359706316675],"twin_dists":[0.16579434289203926,0.1961375453570151,0.20526378946470192,0.2095472651995615,0.22748360346824367,0.23232894129400938,0.23240496469737015,0.23391965502778095,0.2341772755426272,0.23648369610389372,0.2371754942181242,0.24049381265542535,0.24179738680981036,0.24452511075877983,0.24564337011370557,0.25376011971556706,0.25435408199260046,0.26396463883166554,0.26545126225898363,0.265831053977171,0.26627389802823803,0.2705289371105628,0.27112197014525774,0.27396468703924354,0.274999123810326],"n_dims_used":45,"mean_confidence":0.8989032321506076},"coverage":{"mean_confidence":0.8989032321506076,"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}}