{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001479","488:4880001567","488:4880002572","488:4880001391","488:4880002004","488:4880002511","488:4880002369","488:4880001480","488:4880002299","488:4880001730","488:4880002725","488:4880002084","488:4880002465","488:4880002550","488:4880001907","488:4880001902","488:4880001748","488:4880001491","488:4880002512","488:4880003153","488:4880002510","488:4880001838","481:4810001428","488:4880002745","488:4880001854"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,481,488,488],"twin_sims":[0.9196670226914359,0.7929441595964937,0.783839987427901,0.7734117486460402,0.7665529906241326,0.7202735603410526,0.6952008703716207,0.6805250072979973,0.6702672181506641,0.6698113556240242,0.6615602123707133,0.6383026834356973,0.6177402934530722,0.6157372374584588,0.6120164081541439,0.6027314001309848,0.6021396159876345,0.6020506209247319,0.5974949931632261,0.5891394847696685,0.587450078936514,0.5784062101752544,0.5714541691840613,0.5706024451731672,0.5704153963126641],"twin_dists":[0.05315139575815695,0.0884677851030423,0.09064278633593358,0.09310174873367355,0.09470182764442044,0.10521023025864173,0.11074485994239497,0.11394822327168962,0.1161747162733765,0.1162734544714672,0.11805787714338162,0.12306492536846776,0.1274739293366952,0.12790295998726858,0.1286998092749434,0.1306880213349907,0.1308147439714077,0.13083380121883426,0.1318094085563263,0.13359941838603281,0.1339614898666693,0.13590096031932813,0.13739358024060885,0.13757657281453828,0.13761676414699658],"n_dims_used":45,"mean_confidence":0.9276893615722657},"coverage":{"mean_confidence":0.9276893615722657,"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}}