{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002764},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002696","473:4730003451","500:5000003577","473:4730003964","500:5000003756","473:4730003109","473:4730001382","473:4730003303","473:4730003690","473:4730002901","485:4850004549","489:4890002113","473:4730003239","473:4730002508","473:4730002886","489:4890002250","473:4730006729","500:5000004627","473:4730003857","489:4890002602","473:4730004042","500:5000002050","473:4730004337","473:4730003038","473:4730003167"],"twin_admin_codes":[473,473,500,473,500,473,473,473,473,473,485,489,473,473,473,489,473,500,473,489,473,500,473,473,473],"twin_sims":[0.5534441627833034,0.3745320291523393,0.3438444604107097,0.2823388577017113,0.24963728165944557,0.24196582706370362,0.23549595555147246,0.23082938556442673,0.2087732644615089,0.20370212091863066,0.19205053531359306,0.1830780776737706,0.1800709089151716,0.17775663771832517,0.16776145999776437,0.16307597878215405,0.16281821398858895,0.1610955394951829,0.15803020563578907,0.15161191006753233,0.1515294263384493,0.15117122410462364,0.15067829781462114,0.14983975981567987,0.14812224420490522],"twin_dists":[0.14127030265742,0.18201694677912528,0.18977376998125353,0.2065492182658659,0.21636842369529466,0.21878811810668836,0.22086771170363115,0.2223909705089747,0.2298819863588953,0.23167923481700345,0.23592848918457252,0.2393247160499735,0.24048915781397184,0.24139470656119283,0.24540520271010766,0.2473445245172805,0.24745237641252316,0.24817636068798635,0.24947865336105857,0.25226635646625417,0.2523027404435989,0.2524609143155167,0.25267903047719253,0.253051286725472,0.2538185701834991],"n_dims_used":45,"mean_confidence":0.9196798536512587},"coverage":{"mean_confidence":0.9196798536512587,"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}}