{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004497","480:4800005015","480:4800004864","469:4690000504","480:4800005843","480:4800001952","480:4800005837","480:4800004601","480:4800005690","480:4800005835","493:4930001571","480:4800004161","493:4930000130","480:4800005376","480:4800005373","493:4930001165","480:4800001731","472:4720000431","493:4930002190","480:4800005907","470:4700002178","466:4660012661","493:4930000645","496:4960005935","466:4660012033"],"twin_admin_codes":[480,480,480,469,480,480,480,480,480,480,493,480,493,480,480,493,480,472,493,480,470,466,493,496,466],"twin_sims":[0.2732509389817889,0.15608125717419707,0.15326921814092417,0.14929919918877751,0.14238223136823544,0.13947567311901432,0.13073741387341847,0.12282133647566149,0.1224048999586094,0.12025835411074827,0.11600994653771479,0.11014515908145969,0.09826653450837268,0.09816633985902268,0.09076441607384422,0.0888139326505795,0.08509266884741871,0.08410835289031286,0.08116884240520404,0.0782240305390182,0.07649106836110682,0.07176132490612144,0.07022823522271775,0.06907958336877662,0.06893482660258538],"twin_dists":[0.20920395234007272,0.250316255924654,0.2515383714749999,0.2532920745193286,0.25643158038431224,0.2577846685472593,0.2619838795070544,0.265974866234464,0.26619016604085977,0.2673088863209708,0.2695688414965389,0.27279555033217895,0.27976253344828494,0.2798240328370312,0.28451039057128513,0.2857953969208028,0.28831050331537394,0.2889903983844287,0.2910593499227601,0.29319310816367905,0.2944791262010066,0.29811271100337294,0.2993320877920828,0.30025993103402737,0.3003777485085546],"n_dims_used":43,"mean_confidence":0.9208151351573856},"coverage":{"mean_confidence":0.9208151351573856,"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}}