{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000931","477:4770000651","477:4770001606","477:4770000506","485:4850008060","477:4770000412","500:5000002015","500:5000001130","500:5000002385","477:4770001551","477:4770001027","500:5000001559","499:4990000915","485:4850007825","477:4770003840","500:5000006007","500:5000003990","477:4770001497","500:5000005049","485:4850007902","477:4770002204","499:4990001502","477:4770000966","500:5000002538","485:4850000423"],"twin_admin_codes":[477,477,477,477,485,477,500,500,500,477,477,500,499,485,477,500,500,477,500,485,477,499,477,500,485],"twin_sims":[0.3969379177647576,0.3747277916998746,0.35104567479436843,0.3240530148341902,0.25574257420292407,0.25349461617464014,0.23945571443183195,0.2345456074136058,0.22916595188690067,0.21822963447459406,0.21470823410828366,0.20501131090101565,0.20095530206192083,0.19416307410074027,0.19376384259436133,0.19174601926447776,0.18388014345517098,0.17984652709054863,0.1792183747896953,0.1761803952603269,0.17551724478495698,0.17511651157276797,0.17218395866998457,0.17177784145906477,0.1708293716781033],"twin_dists":[0.17655053815578697,0.18196851607105718,0.1879224984144472,0.19497168368984538,0.2144765316500423,0.21516974598672933,0.21959059004914253,0.2211763069439116,0.22293884346773468,0.22660827174362333,0.2278159343921091,0.23121234580795477,0.23266555129622313,0.23514505879332703,0.23529265683567402,0.2360419124445992,0.23901642280530752,0.24057659337274145,0.2408217792822108,0.24201627800761197,0.2422789662441835,0.24243804830974464,0.24361018731605302,0.24377363469396102,0.24415644022261493],"n_dims_used":45,"mean_confidence":0.9210165235731337},"coverage":{"mean_confidence":0.9210165235731337,"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}}