{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003765","489:4890004541","489:4890003779","489:4890003706","489:4890003775","468:4680004405","489:4890003719","489:4890004122","489:4890003898","489:4890003894","479:4790003502","489:4890003847","479:4790003749","489:4890003769","489:4890003836","470:4700006011","467:4670002371","489:4890001946","467:4670000936","472:4720006240","489:4890003823","489:4890002445","489:4890004175","489:4890003715","489:4890005245"],"twin_admin_codes":[489,489,489,489,489,468,489,489,489,489,479,489,479,489,489,470,467,489,467,472,489,489,489,489,489],"twin_sims":[0.6454578185311114,0.48427275033311573,0.472101000979896,0.4341318151010555,0.42599843505694884,0.3630981225900029,0.3611961720535796,0.35592288508412034,0.3507809283712191,0.3439469196456161,0.33966849418814915,0.3342960085026742,0.33100289798732324,0.33034641333567,0.33005175185032054,0.312848618474446,0.3125931058919578,0.30880070895318207,0.3049643237631884,0.3001277565013239,0.2957780458893285,0.29348211413733827,0.2920636135032321,0.2845944693977829,0.28311167106605606],"twin_dists":[0.12152746806975667,0.15640113197207267,0.15912273183728398,0.16777522560205924,0.1696659550591774,0.1848677604926605,0.18534632435221432,0.18667994419167258,0.18799020345126233,0.1897472870416662,0.19085674816545897,0.1922606065537716,0.19312717482814445,0.19330048868558616,0.19337834159230008,0.19799243999026028,0.19806203501987737,0.19909883143643917,0.2001551238868833,0.20149783235583785,0.20271622350502339,0.20336359023342934,0.20376505329539502,0.20589837929890012,0.20632587684408973],"n_dims_used":45,"mean_confidence":0.9198805067274306},"coverage":{"mean_confidence":0.9198805067274306,"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}}