{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000671","494:4940007923","490:4900003088","494:4940007494","494:4940008677","490:4900000930","494:4940007398","490:4900001168","490:4900000407","494:4940008878","490:4900002185","494:4940008030","490:4900001854","490:4900003221","490:4900000564","494:4940007930","494:4940007821","496:4960007540","494:4940007709","490:4900004596","494:4940007924","490:4900001052","494:4940008110","490:4900002486","494:4940006862"],"twin_admin_codes":[490,494,490,494,494,490,494,490,490,494,490,494,490,490,490,494,494,496,494,490,494,490,494,490,494],"twin_sims":[0.6096473786636288,0.5726320374303047,0.5564962252743774,0.5240659485958974,0.5191292840532392,0.47757428999623297,0.4716808872823484,0.4604390490277135,0.45789486812748265,0.4563326095915786,0.44454631283796736,0.43601528289814145,0.42879166927517937,0.42731174159390267,0.4189209738080817,0.4188688872178455,0.4134824339909486,0.40892808024422855,0.4047664222657024,0.4024857261578101,0.40009362215466343,0.3991895574909735,0.3904857943433812,0.38758565600082723,0.3825537081132329],"twin_dists":[0.12920710827187135,0.13714056339547212,0.1406121380540108,0.14763910380724427,0.14871647619299508,0.1578961384436812,0.15921707533347795,0.16175238241161305,0.16232915136181897,0.16268388792777064,0.16537475304358074,0.16733943239086363,0.1690149770002911,0.16935966373879682,0.17132340046795436,0.1713356420152536,0.17260512332923567,0.17368409801478846,0.1746746783848405,0.17521946994592086,0.17579237055040453,0.176009295146989,0.17810937076732244,0.17881395674641787,0.18004241390672057],"n_dims_used":45,"mean_confidence":0.9160790337456597},"coverage":{"mean_confidence":0.9160790337456597,"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}}