{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000563},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000565","494:4940007488","494:4940007917","494:4940008026","490:4900000791","490:4900000587","494:4940007493","494:4940007284","490:4900002330","490:4900000673","494:4940008512","490:4900001168","494:4940007499","487:4870005271","490:4900001066","496:4960008029","496:4960008954","490:4900002006","494:4940008328","494:4940007491","494:4940008678","494:4940007612","480:4800004698","487:4870003669","487:4870002182"],"twin_admin_codes":[490,494,494,494,490,490,494,494,490,490,494,490,494,487,490,496,496,490,494,494,494,494,480,487,487],"twin_sims":[0.6894382171565105,0.5798387620334596,0.5652942318632677,0.5047618590662036,0.49912881169356893,0.49864758629583145,0.48385251807703383,0.4141416326757525,0.4133058117239922,0.41147859114957225,0.40052537924331655,0.3766085332383517,0.36880481027733064,0.3626034285312631,0.361538240725715,0.3586565961970658,0.3565970385543434,0.33899313832491257,0.3304447409324621,0.3299068694897955,0.3291794488393766,0.3255342660974521,0.3182596588149568,0.3178263345898338,0.3163222350290741],"twin_dists":[0.11200546124114973,0.13559359369227184,0.1387177378073362,0.15186637888289398,0.15310776306955992,0.1532139925820144,0.1564947297893033,0.17244938220909983,0.17264687007781349,0.17307921144076124,0.17568885176181687,0.18150385968384125,0.18343940293593902,0.18499211146315536,0.18526015967400497,0.18598733122042604,0.18650888715782835,0.19103256064698135,0.1932745178980718,0.19341663514603644,0.19360903795791903,0.19457673724476146,0.19652612329845506,0.19664302624405977,0.19704950409928215],"n_dims_used":45,"mean_confidence":0.9133312649197048},"coverage":{"mean_confidence":0.9133312649197048,"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}}