{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005903},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003573","470:4700001559","493:4930001727","480:4800005898","480:4800005701","466:4660001214","493:4930002702","480:4800005841","493:4930002192","480:4800005031","480:4800005906","466:4660001113","493:4930000817","493:4930001743","480:4800005117","493:4930002198","493:4930001575","480:4800005890","470:4700002027","493:4930001897","493:4930000170","493:4930001890","493:4930000858","496:4960004896","493:4930002532"],"twin_admin_codes":[493,470,493,480,480,466,493,480,493,480,480,466,493,493,480,493,493,480,470,493,493,493,493,496,493],"twin_sims":[0.4135152879377141,0.3662535961019738,0.2965229014945997,0.2963398825252384,0.2941653420484727,0.27998837072868166,0.271580310573645,0.271080922061581,0.2684793694058411,0.2679395509297482,0.2667051704348429,0.254109333221192,0.24849852415590312,0.2462001624074943,0.2458256936893308,0.24390676237902698,0.24100240996071468,0.23700097798751737,0.23538059723132346,0.22760939407260664,0.22590998275919277,0.22013479456243598,0.2191032988137182,0.2134597777398685,0.21279445673108602],"twin_dists":[0.17259735876638121,0.18407657726515644,0.20250683953955934,0.20255825867724953,0.20317063369201624,0.20723078666789613,0.20969782467024425,0.20984581741087183,0.21061951900391485,0.21078064172599012,0.21114983291551617,0.21497979625043245,0.21672455552293507,0.21744653944999412,0.21756458103342982,0.2181712993763673,0.21909547670494944,0.22038066567004092,0.22090512711626364,0.22345389992875841,0.2240188964011005,0.2259603506090593,0.22631068046900302,0.2282472975049677,0.22847787431120864],"n_dims_used":43,"mean_confidence":0.9225093930266625},"coverage":{"mean_confidence":0.9225093930266625,"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}}