{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002695},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003010","477:4770002563","477:4770003257","477:4770003177","477:4770002778","477:4770003004","477:4770002929","477:4770002562","477:4770002629","477:4770002643","477:4770002859","477:4770003015","477:4770002640","477:4770003187","477:4770002429","477:4770002639","477:4770002944","477:4770002644","477:4770002861","477:4770002709","477:4770003466","477:4770003396","477:4770003476","477:4770002641","477:4770003335"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9526845770570527,0.9389008715645146,0.932019590771992,0.9149183170186576,0.9139659485653092,0.8998710483424802,0.8860762728112787,0.855529424715506,0.8494387752858988,0.8390500934958479,0.8389184637871565,0.8299802651179901,0.8273792405778617,0.8212100468922888,0.8131696897037081,0.8095517778526065,0.8092443970233317,0.8067723200973828,0.8006453902439565,0.7955056570211898,0.7893918365798808,0.785841933327723,0.7787812823502872,0.776177482965104,0.7750960327521889],"twin_dists":[0.04043725496916918,0.04611746796082123,0.04873372728312392,0.05476962462661387,0.05508943358791152,0.059658579235855186,0.06387719125591028,0.07255202965804007,0.07419446811494793,0.07694115134095925,0.07697553816547133,0.07928799805023923,0.07995293589326026,0.08151656996969146,0.08352766778491753,0.08442332089449917,0.08449916203248403,0.08510769030407733,0.08660537572818472,0.08785072056564915,0.08931974833108514,0.09016687399183865,0.09183972961371961,0.09245276998039448,0.09270679690484462],"n_dims_used":45,"mean_confidence":0.9207399156358507},"coverage":{"mean_confidence":0.9207399156358507,"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}}