{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003376},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003566","492:4920003561","492:4920003280","492:4920003698","492:4920003517","492:4920003657","492:4920003975","492:4920003470","492:4920003701","492:4920003230","492:4920003974","492:4920003515","492:4920002891","492:4920003027","492:4920002935","492:4920004022","492:4920002842","494:4940001138","492:4920003178","492:4920004021","492:4920002893","492:4920003741","492:4920003372","492:4920002936","492:4920003837"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,494,492,492,492,492,492,492,492],"twin_sims":[0.5671440889695942,0.5106372298963056,0.5105540346059492,0.48598518455679063,0.42431131233423147,0.3630623983683327,0.35996311733114467,0.342993271473294,0.2911996629985849,0.2893196630715507,0.2352373165491777,0.23285055922801265,0.2229919602422068,0.22260642424541624,0.22038089276770906,0.21564949089095783,0.21556006435851785,0.2136952042882415,0.2113670937484047,0.19343759761821586,0.17928238990545178,0.17902348135735058,0.17744098222510293,0.17569708703234002,0.17095835911257612],"twin_dists":[0.1383199120477774,0.1505755488947314,0.15059379997458403,0.15601998326418112,0.1700600029784136,0.1848767375935318,0.1856572676076773,0.1899939417814334,0.20401013530536175,0.20454494557233063,0.2209516156016025,0.221728760585385,0.22499566239573424,0.22512535040699463,0.2258769301193222,0.22749183230095774,0.22752258339340317,0.2281658234060526,0.2289742001134381,0.23541342844184734,0.24079676448786563,0.24089797562860632,0.24151886655729016,0.2422076570674888,0.2441042911195732],"n_dims_used":44,"mean_confidence":0.9175194826993075},"coverage":{"mean_confidence":0.9175194826993075,"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}}