{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003243","488:4880003451","481:4810002236","488:4880001600","470:4700000951","488:4880001225","496:4960010974","496:4960011050","488:4880001502","481:4810001799","488:4880003053","481:4810002139","496:4960007500","481:4810002574","488:4880002855","481:4810001197","470:4700004300","488:4880003004","488:4880005648","481:4810002152","481:4810001553","481:4810001512","488:4880003339","488:4880002925","488:4880002919"],"twin_admin_codes":[488,488,481,488,470,488,496,496,488,481,488,481,496,481,488,481,470,488,488,481,481,481,488,488,488],"twin_sims":[0.69033981219947,0.639782897413343,0.5124359593719982,0.4982793645667676,0.47849793821620884,0.47164812559399,0.4674950431803176,0.4623147962180352,0.45814055248353547,0.4567035970402851,0.45221794710559315,0.44972594642651575,0.43816075181727343,0.4342674844050546,0.4340899409504146,0.4307359617832348,0.4194091954402981,0.41769498255780996,0.4168891631124594,0.4096425978112308,0.4077771494574357,0.40604565901884665,0.3947179389020618,0.3911539197084831,0.3873424963459719],"twin_dists":[0.11180848089391764,0.12274704081684068,0.15018113519553936,0.15329529624999302,0.15768959740919486,0.15922443369453107,0.1601586283530442,0.1613278739964193,0.162273404426676,0.1625996094090913,0.163620313156546,0.16418897771769336,0.16684392850544424,0.1677438094742169,0.16778492294272923,0.16856287519740637,0.1712086885893354,0.17161170885190027,0.1718014050190469,0.17351447429215308,0.17395759968307875,0.17436970769377938,0.1770855515472007,0.17794739878970145,0.1788731448599145],"n_dims_used":45,"mean_confidence":0.920890384250217},"coverage":{"mean_confidence":0.920890384250217,"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}}