{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003183},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003116","484:4840005088","473:4730002976","498:4980002640","484:4840004385","484:4840004381","485:4850004738","473:4730003097","484:4840004601","470:4700002557","499:4990001204","473:4730003317","473:4730001460","478:4780008662","473:4730007226","484:4840003281","478:4780005888","472:4720005827","484:4840005339","469:4690002892","468:4680002279","473:4730003251","468:4680002614","468:4680008991","475:4750003327"],"twin_admin_codes":[473,484,473,498,484,484,485,473,484,470,499,473,473,478,473,484,478,472,484,469,468,473,468,468,475],"twin_sims":[0.10043135365462155,0.03945829119687567,0.0333542360274222,0.028233389060485,0.013797881585930037,0.01370277948300552,0.011791806161418885,0.010003436442192155,0.00916558179316984,0.00884761323357898,0.008437312050229462,0.005867470584247102,0.005627126609108067,0.004084531135747996,0.004065787143299017,0.00394629263036573,0.0036229569217335355,0.003240686664935125,0.003227198957810302,0.003136090117109016,0.0029577485715358916,0.0026385441116411603,0.002578134180264546,0.0025397704247196212,0.0024986377605300254],"twin_dists":[0.27844562052007077,0.33022416851009195,0.3386996401940882,0.34690105194343024,0.38012379747280195,0.38043057682988235,0.3870325260503229,0.39413543712880295,0.39786132590777334,0.3993553920642606,0.4013559381620966,0.41634169860119147,0.4180327214992712,0.43076641570552815,0.43094648239810407,0.432112491964031,0.4354366282704436,0.4397347628603222,0.43989471289368337,0.44099143462826673,0.44322518489975155,0.4475501209300209,0.4484221818015649,0.4489857608474417,0.44959874873856875],"n_dims_used":45,"mean_confidence":0.9038192749023437},"coverage":{"mean_confidence":0.9038192749023437,"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}}