{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000853},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000851","500:5000000854","500:5000000855","500:5000000917","500:5000001031","500:5000000793","500:5000001193","500:5000001026","500:5000001029","500:5000001139","500:5000001085","500:5000001194","500:5000001243","500:5000001190","500:5000001138","500:5000000736","500:5000001299","500:5000001086","500:5000000742","485:4850008733","500:5000000914","500:5000000683","485:4850008783","500:5000001187","500:5000000577"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,485,500,500,485,500,500],"twin_sims":[0.4877142570349805,0.4704091517526994,0.45746451130316573,0.45516857390559945,0.44120388509187747,0.4269767942743937,0.39478589881242215,0.39101921874394735,0.3856298676802501,0.3842924365588618,0.3613328888447426,0.3562774277166452,0.34100076344968017,0.33694330228104324,0.3321222621083119,0.3224282495239027,0.30566932033740857,0.272879950747492,0.2518211654349752,0.24009235021408795,0.23771903835218341,0.22360393523164943,0.22202613328340606,0.22031329661162055,0.2171458383994651],"twin_dists":[0.15563554945391292,0.1595028364563099,0.1624268273061434,0.16294848765977718,0.16614274039025417,0.16943774369404152,0.17706915270368517,0.1779800435904597,0.17929051955185094,0.17961706978807038,0.1853118813811554,0.18658996314398868,0.19051047347719036,0.191567343437485,0.19283209297753343,0.19540605211880852,0.19996044058271317,0.20931346330623216,0.21568833713208757,0.21938654552682657,0.22014900288996084,0.2247901106416116,0.2253208336631499,0.22589983713269537,0.22697855303032044],"n_dims_used":44,"mean_confidence":0.9196487773548473},"coverage":{"mean_confidence":0.9196487773548473,"n_dims_used":44,"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}}