{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002464},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003165","470:4700000857","487:4870003714","468:4680003089","493:4930000657","466:4660012148","469:4690003470","490:4900009918","487:4870007632","493:4930003751","469:4690005175","496:4960004845","469:4690002076","493:4930003073","472:4720005680","493:4930000157","478:4780008317","469:4690003032","487:4870005002","487:4870007600","469:4690000005","470:4700006369","481:4810005889","487:4870006587","493:4930002202"],"twin_admin_codes":[487,470,487,468,493,466,469,490,487,493,469,496,469,493,472,493,478,469,487,487,469,470,481,487,493],"twin_sims":[0.00467892717570992,0.004023806638016463,0.0017829833878025626,0.000773446109361856,0.0004906903518588226,0.00046348116709205776,0.000451816103660092,0.00021041415856882842,0.00020752468926217837,0.000194200386629447,0.00016540307076983373,0.00015410824527305192,0.0001525232956015193,0.00014306936509388208,0.00014232106684210395,0.00012385825580605114,0.00011841956115841545,0.00010477536892152904,0.00008246658081769714,0.00007869497168958825,0.00007114259123166662,0.00006443370326522107,0.00005670181399518015,0.00005605746144418903,0.00005358462767471175],"twin_dists":[0.4254132526639322,0.4313525278422178,0.46208558718673715,0.4916278442583753,0.5069997004728166,0.5088940766482856,0.5097382636784153,0.5344278432138462,0.5348640813816307,0.536952713747393,0.5419712371901074,0.5441680671251317,0.5444884131506221,0.5464670567089527,0.5466288966509538,0.5508997363619088,0.5522728870479383,0.5559990917050881,0.5632157275731488,0.5646159851185563,0.5676220702914985,0.5705578158835376,0.5743244359337739,0.5746599954367602,0.5759826866799661],"n_dims_used":43,"mean_confidence":0.9002213588980741},"coverage":{"mean_confidence":0.9002213588980741,"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}}