{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000506},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000342","485:4850007205","500:5000000390","500:5000000391","500:5000000127","500:5000000562","500:5000000284","500:5000000244","485:4850007204","500:5000000564","500:5000000347","500:5000000393","500:5000000567","485:4850007886","485:4850007063","500:5000000197","485:4850007686","500:5000000194","500:5000000124","500:5000000505","500:5000000494","500:5000000339","500:5000000240","500:5000000448","500:5000000344"],"twin_admin_codes":[500,485,500,500,500,500,500,500,485,500,500,500,500,485,485,500,485,500,500,500,500,500,500,500,500],"twin_sims":[0.8130374626038356,0.7036864652105486,0.6980513416560815,0.6737009267176414,0.6614135335632655,0.6359759114771987,0.6349670148558123,0.6212559310348936,0.6029609389755379,0.6029324082928786,0.5773077496240587,0.565839962802458,0.5648409601171354,0.5550306555708325,0.5502449067766946,0.5420299383575877,0.5399445465355592,0.5361748315585929,0.5143965029003164,0.505742445324814,0.5017003944400373,0.48425809767359035,0.47773369072392263,0.46596118139897774,0.46297438446782374],"twin_dists":[0.08356050048445929,0.10888136435716712,0.11011987603035826,0.1154304388186407,0.11808955389246374,0.1235644452803445,0.12378097849047824,0.12672078807146703,0.13063886909915395,0.13064497849668305,0.1361366892608797,0.13860035784858896,0.13881524156630964,0.14092811394625085,0.14196081300238456,0.14373697657262183,0.1441886230093484,0.1450058965984415,0.1497516371533215,0.15165066784556946,0.15254057493937564,0.15640439511627374,0.15786048494840052,0.1605043698403751,0.16117874415631314],"n_dims_used":45,"mean_confidence":0.9208624945746527},"coverage":{"mean_confidence":0.9208624945746527,"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}}