{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003893","490:4900002351","490:4900003892","490:4900004593","490:4900000020","490:4900002187","490:4900004037","490:4900002346","490:4900002176","490:4900004323","490:4900000475","490:4900003898","490:4900003753","490:4900000619","490:4900002499","490:4900004738","490:4900001600","490:4900001065","490:4900004597","490:4900002331","490:4900001342","490:4900002004","490:4900001740","490:4900000274","496:4960008773"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496],"twin_sims":[0.6126490193301681,0.5515536529086064,0.5162553911526053,0.48930162470298016,0.47155383775944926,0.4615768803496944,0.4561680581071559,0.45566054451477256,0.4530385961512039,0.4484405048429326,0.44712790115361556,0.4438693277456092,0.43655177201563655,0.4010051810131526,0.3942458121791628,0.38529806315020804,0.38037830296704384,0.372932704603522,0.3725239040507284,0.3696125705585423,0.3620413164618867,0.34649489074202433,0.3421808407238343,0.3306634651011467,0.3296747749628023],"twin_dists":[0.12856433780026072,0.14167826318143226,0.14934478350399671,0.15528298594547948,0.15924561194403283,0.16149480213002812,0.16272127761731164,0.16283662664850268,0.163433298928587,0.16448277049941276,0.16478309871505378,0.1655301231668556,0.1672154378721591,0.17557387305238467,0.17719951259253228,0.17937148334963712,0.18057589054730439,0.18241307892922842,0.18251446777635258,0.183238121301493,0.18513351373265616,0.18909004657039505,0.19020435989431517,0.1932167625473103,0.19347799881714478],"n_dims_used":45,"mean_confidence":0.9175466749403212},"coverage":{"mean_confidence":0.9175466749403212,"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}}