{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008981","490:4900008645","490:4900008535","490:4900007982","490:4900007868","490:4900007871","490:4900008313","490:4900006290","490:4900007270","490:4900007752","490:4900008428","490:4900007017","490:4900007636","490:4900008434","490:4900007867","490:4900008649","490:4900008648","490:4900008539","490:4900008314","466:4660003010","490:4900004721","490:4900002178","490:4900004715","488:4880004009","490:4900004985"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,488,490],"twin_sims":[0.8054392972562998,0.7836457741614128,0.7824743328029097,0.7283200114579362,0.7264697178583347,0.6994414678386004,0.6955899162764989,0.6300030466355621,0.6284970308717981,0.6267479158639684,0.5590035869081977,0.5491817338617256,0.5157719207961907,0.5103062488022071,0.4973660272333649,0.49714734231084257,0.49446352670930865,0.4882636995071216,0.48784353266949,0.47896783680268606,0.477239389549991,0.4749162585635888,0.4645287043436907,0.46160333525944097,0.45141543396116346],"twin_dists":[0.08543479797748058,0.09068888722534561,0.09096670145632807,0.10341381968819652,0.10382788721980185,0.10981472213800368,0.11065961662542527,0.12484588286424396,0.12516882046305966,0.12554381214291666,0.14007183393785833,0.14219042570646329,0.14945056569111057,0.15064816283956822,0.15349703523323102,0.15354535419219104,0.1541388462928815,0.15551347592391554,0.15560682361999767,0.1575845705907024,0.15797105887486834,0.15849123728157924,0.16082761355550118,0.16148881598845177,0.1638033159287436],"n_dims_used":45,"mean_confidence":0.9186479356553819},"coverage":{"mean_confidence":0.9186479356553819,"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}}