{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002848},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003133","490:4900003134","490:4900004224","490:4900003135","490:4900001373","490:4900004372","490:4900004228","490:4900004369","490:4900003132","490:4900001245","490:4900003119","490:4900002395","490:4900003671","490:4900003391","490:4900002844","490:4900003649","490:4900003810","490:4900002986","490:4900004502","490:4900002987","490:4900001124","490:4900003124","490:4900003535","490:4900002995","490:4900004229"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1931495017945537,0.02571047019120234,0.01799277874523938,0.01382231870947401,0.010326338060580849,0.010033892001528778,0.008446820973189068,0.007921458584267198,0.007849313728985443,0.006000434310258242,0.005079996084933663,0.004813584318249456,0.004808783551781829,0.0047790279551121985,0.004421642269493786,0.004065753020956222,0.003635692158394306,0.0033082272146417848,0.0032451415673243784,0.0031534063865335926,0.002631928965297508,0.002535674471433562,0.0024929998780493174,0.0023512946855798605,0.0021479869184074132],"twin_dists":[0.23552019559669002,0.35142303455547,0.3681562508885094,0.380045270136863,0.39277349896006053,0.3940053210419582,0.4013085983840022,0.40399859201072613,0.40438040271315984,0.41543287554882014,0.4221398264117089,0.42428678314788576,0.4243264498910219,0.42457311171836337,0.4276498510727299,0.4309468108866361,0.4353006804669716,0.4389428291274315,0.43968206588000713,0.4407807703837071,0.4476447185475787,0.44904639213199166,0.44968348802867114,0.45187323415577396,0.45523644832612264],"n_dims_used":45,"mean_confidence":0.9069666544596354},"coverage":{"mean_confidence":0.9069666544596354,"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}}