{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012393},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012324","490:4900012544","490:4900013248","490:4900012479","490:4900012617","490:4900012323","490:4900012329","490:4900012618","490:4900012257","487:4870000319","490:4900012473","490:4900013179","490:4900012615","490:4900012325","490:4900012824","490:4900012327","490:4900012552","490:4900013074","490:4900012394","487:4870000154","490:4900013109","487:4870003492","490:4900013003","490:4900013144","466:4660007427"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,487,490,487,490,490,466],"twin_sims":[0.401731850690837,0.3231644464552924,0.2855430180108114,0.2729961413188772,0.25242424232256294,0.24898658158391215,0.2342224354354197,0.22782962970448287,0.22381105149568203,0.17621845411970025,0.17351874075232976,0.16684872681161955,0.16184193554759727,0.1517233544333918,0.1515242391303314,0.1490527582672332,0.1486687218707042,0.14816572739840447,0.14740972025396457,0.14573270722512474,0.13130437495697825,0.13013524424660725,0.12448202455917377,0.12110670994017389,0.11882552186765041],"twin_dists":[0.17539985394569632,0.19520908478891133,0.20562561161159007,0.20927915550084966,0.21550119549935237,0.21657179412054262,0.22128143331064626,0.2233808839201279,0.22472062880030771,0.24200122345317582,0.24307492165766773,0.24577988940066667,0.24786198851869135,0.2522172209091069,0.2523050290329992,0.25340206265374027,0.25357372811299433,0.25379906372637107,0.2541388106845716,0.2548970770224185,0.26170512776010185,0.26228094213606956,0.2651217686493538,0.266864939953412,0.2680641549437995],"n_dims_used":45,"mean_confidence":0.9153433057996961},"coverage":{"mean_confidence":0.9153433057996961,"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}}