{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004486},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004382","489:4890004483","499:4990000740","489:4890004316","479:4790000646","470:4700007157","489:4890004432","472:4720004356","489:4890004383","489:4890004531","468:4680005048","484:4840005455","468:4680005162","484:4840004581","489:4890004659","467:4670000551","479:4790000377","472:4720005037","470:4700004968","484:4840005190","479:4790000389","479:4790001604","472:4720003752","484:4840005317","479:4790000521"],"twin_admin_codes":[489,489,499,489,479,470,489,472,489,489,468,484,468,484,489,467,479,472,470,484,479,479,472,484,479],"twin_sims":[0.6121805923163053,0.5923124185342257,0.5140611550609147,0.5102147968623935,0.4900037464970344,0.4866150499294547,0.48150844118919406,0.469911661457929,0.4692869366966143,0.4649399063071243,0.4599610168846704,0.4571131976469844,0.45465873307593274,0.45102650309746806,0.4494852212469495,0.4482960760606389,0.44801116746052205,0.4467877078878371,0.4452505364960458,0.44184413720710736,0.441310111019208,0.440403336416354,0.43787846457303337,0.4369061956479818,0.43339666889709716],"twin_dists":[0.1286646500685866,0.13291954887438137,0.1498250731084675,0.15066822861204504,0.15512715052375084,0.1558798936612567,0.1570172901496127,0.15961469408938578,0.15975521632007442,0.16073478899554136,0.1618606658797164,0.16250658778445304,0.1630644584262544,0.16389205002890295,0.1642439724129726,0.16451580004049188,0.1645809677915747,0.16486099049052602,0.16521322777879247,0.16599545636802573,0.16611829836454725,0.16632701617185314,0.1669090688767738,0.16713355588981677,0.16794552753401182],"n_dims_used":45,"mean_confidence":0.9203728569878472},"coverage":{"mean_confidence":0.9203728569878472,"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}}