{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000609},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001121","487:4870001198","487:4870001209","487:4870001581","487:4870001677","487:4870001945","487:4870001127","487:4870001587","487:4870001575","487:4870000691","487:4870001500","490:4900002920","466:4660013752","487:4870000764","487:4870001487","466:4660013812","487:4870000615","487:4870001583","466:4660013810","496:4960006355","487:4870000543","487:4870002032","487:4870000937","487:4870001300","472:4720008035"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,490,466,487,487,466,487,487,466,496,487,487,487,487,472],"twin_sims":[0.7392685737295592,0.6367691979629858,0.5905228728367454,0.574858117693252,0.5206055961442166,0.5100169606550862,0.48970390357458915,0.48207846752402,0.4539496046736925,0.4531794983642522,0.4481567911762516,0.4313535448116229,0.42727493690434315,0.4229471130475212,0.41867484536957067,0.4134567736550622,0.41315668426033547,0.40623932060749396,0.4004884935011792,0.3974327322663842,0.3837862426732381,0.3744447715536858,0.36158647242637254,0.35502721128959885,0.3394905596975647],"twin_dists":[0.10095082919862865,0.12339416192796587,0.13330297503220703,0.13666252615033517,0.14839403871431772,0.15071163967198972,0.1551936922485667,0.15689014196459233,0.16322583919286923,0.16340120189643775,0.16454765701723917,0.16841944399575426,0.16936824208850704,0.17037910572032192,0.17138125201687457,0.172611187970677,0.17268212413669454,0.17432357602374185,0.1756976935690807,0.17643147582162286,0.17974080456105393,0.18203853789053756,0.18524801378626785,0.18690746778057316,0.19090305084717643],"n_dims_used":43,"mean_confidence":0.9136351651923601},"coverage":{"mean_confidence":0.9136351651923601,"n_dims_used":43,"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}}