{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006428","480:4800006430","480:4800006426","480:4800006427","480:4800006434","480:4800002464","480:4800001693","480:4800001365","480:4800001305","480:4800002033","480:4800001977","480:4800002224","480:4800002284","480:4800002135","480:4800001753","480:4800001872","480:4800002178","480:4800002139","480:4800002509","480:4800002316","480:4800001805","480:4800002187","480:4800002040","499:4990002688","480:4800002504"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,499,480],"twin_sims":[0.904926802254808,0.747769709808938,0.7144064737739354,0.5666273842863875,0.5194156819005049,0.3109529938268529,0.30037052588078444,0.29849225918376115,0.28466141770030584,0.284500831059676,0.28448132171498297,0.2794400380805849,0.27798001271183204,0.27721747251099765,0.2762247668146767,0.2737185951627809,0.2718972528489743,0.26854436538131277,0.2673676000524167,0.2673592150587063,0.2615515448740484,0.26118920106465593,0.26086106075347276,0.26000294455378875,0.25827911324399183],"twin_dists":[0.058052942833591796,0.09902198892019147,0.10651342155334095,0.13843101753230155,0.14865390788292787,0.19850953401651333,0.20143013644570665,0.2019547257645877,0.20587910950258653,0.20592533589386994,0.20593095291451088,0.20739028496140643,0.20781590559327215,0.20803873969462044,0.2083293954159179,0.20906603634841248,0.20960398649667936,0.21060013283259396,0.21095157505689724,0.21095408268490684,0.21270284332870992,0.21281275068596012,0.2129123659144351,0.21317324121757827,0.21369894368830383],"n_dims_used":42,"mean_confidence":0.9125911167689732},"coverage":{"mean_confidence":0.9125911167689732,"n_dims_used":42,"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}}