{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001884","496:4960009475","494:4940008587","490:4900000957","496:4960006881","487:4870009743","496:4960008381","494:4940007783","494:4940008240","490:4900002043","494:4940008420","494:4940001130","487:4870004844","490:4900002315","490:4900001431","494:4940008434","490:4900001140","494:4940008396","490:4900000899","494:4940000598","494:4940007253","496:4960008258","494:4940008610","494:4940004616","487:4870004833"],"twin_admin_codes":[490,496,494,490,496,487,496,494,494,490,494,494,487,490,490,494,490,494,490,494,494,496,494,494,487],"twin_sims":[0.3147377602433694,0.17546089050585378,0.15432961999901817,0.12803596189711913,0.12517246209955274,0.12446550247914863,0.11845190406156264,0.10145737466708579,0.09960110815744475,0.09590842445241544,0.09557608240484906,0.08823077236515564,0.0868896267529994,0.08576694483088636,0.08256994215824595,0.08047076395911286,0.08046905780922264,0.07910035773811404,0.07796808604590019,0.07713462062900255,0.075778255402179,0.07530922471247925,0.07482894903553122,0.07325442589916817,0.0715319130523448],"twin_dists":[0.19747888726850085,0.24230132197026522,0.25107560634044135,0.26332474923679194,0.2647696354782627,0.2651302133116862,0.2682622392258457,0.2778292154662206,0.27894802582044426,0.28122318987749184,0.2814313118686577,0.2861839352919103,0.2870852920915712,0.28784837140962255,0.2900658540521516,0.2915594792388421,0.2915607058397309,0.29255149373778416,0.29338159083377496,0.2939988401221407,0.29501491620047476,0.295369686160435,0.295734813509072,0.2969452624244791,0.29829382658592646],"n_dims_used":45,"mean_confidence":0.9170349968804253},"coverage":{"mean_confidence":0.9170349968804253,"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}}