{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004351},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005644","480:4800005852","480:4800005558","493:4930000336","493:4930000331","480:4800004197","480:4800004196","480:4800005042","480:4800005305","480:4800005387","480:4800004533","480:4800005474","480:4800004188","493:4930006199","493:4930004073","480:4800004195","480:4800004194","480:4800005788","480:4800005124","480:4800003952","480:4800005310","480:4800005129","480:4800004286","480:4800004031","493:4930002003"],"twin_admin_codes":[480,480,480,493,493,480,480,480,480,480,480,480,480,493,493,480,480,480,480,480,480,480,480,480,493],"twin_sims":[0.6151194038451895,0.6091065802639144,0.5817900503413119,0.48635310213319793,0.46224473145322714,0.46026862023006726,0.4495924232359526,0.4453116325381603,0.4251728169465322,0.42062135953383806,0.4200930123054018,0.3822407166174871,0.35999380587275087,0.3591638721115606,0.35474911990442526,0.34525753648559976,0.342473018230799,0.34086748615679036,0.34050180614851805,0.33638586338139864,0.3259717278380913,0.32579057094117864,0.30597079713993236,0.299493280355126,0.2907866443708524],"twin_dists":[0.12803528336989045,0.12932291028067175,0.13517502781074173,0.1559381472358191,0.16134371970776915,0.1617909832208158,0.1642194802987568,0.16519921900508888,0.1698587069992617,0.17092412483079994,0.17104811517041624,0.18011907910338396,0.18564952219555614,0.18585910627130015,0.18697817030900662,0.1894088968779005,0.19012865579414734,0.19054508136438422,0.19064007410264205,0.1917130774736832,0.1944602875177792,0.19450849989874427,0.1998772676707844,0.2016749064890847,0.20412745151869735],"n_dims_used":43,"mean_confidence":0.9213389906772348},"coverage":{"mean_confidence":0.9213389906772348,"n_dims_used":43,"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}}