{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004091},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001977","496:4960003558","480:4800004255","480:4800003868","481:4810003154","480:4800004763","484:4840004616","496:4960005003","485:4850001376","481:4810003236","493:4930002082","469:4690002586","481:4810004851","496:4960009824","484:4840004273","472:4720006367","470:4700008335","480:4800005201","480:4800005375","468:4680001836","487:4870011105","484:4840004838","496:4960010128","472:4720006222","478:4780006207"],"twin_admin_codes":[485,496,480,480,481,480,484,496,485,481,493,469,481,496,484,472,470,480,480,468,487,484,496,472,478],"twin_sims":[0.018230049976535587,0.017241547142796992,0.013665201299765204,0.005829121902968582,0.0007653281862681382,0.000552768603435705,0.0005270512708027178,0.0004949937363262924,0.0004670167022153463,0.000429690244380813,0.0003675862516097352,0.00033481866825602757,0.0003111661715778844,0.0002999869347871152,0.00029871279339139286,0.0002909462828515835,0.0002688391219083054,0.00026125779997781455,0.00021617699554940647,0.00016990882271276396,0.00015972317101804262,0.00012649170239677551,0.00012408233191906062,0.00012049809813334114,0.00011414645608776864],"twin_dists":[0.36755553529832025,0.3701050688437967,0.380552314808699,0.4166072703782881,0.4919897166481986,0.5030208764227951,0.5046158754526859,0.5067091178625521,0.5086421351702317,0.5113970495154551,0.5165202431953955,0.5195603326674041,0.5219333444748983,0.5231144320880103,0.5232516570905681,0.5241001830772687,0.5266373600934262,0.5275527539925147,0.5335743767948155,0.5411341292945538,0.5430576608437622,0.5502551928114424,0.5508443917950108,0.5517412031256291,0.5533942068561211],"n_dims_used":43,"mean_confidence":0.9123899770337481},"coverage":{"mean_confidence":0.9123899770337481,"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}}