{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001704","477:4770000545","477:4770002136","477:4770000622","477:4770000824","485:4850007683","485:4850000622","477:4770000331","477:4770001535","477:4770001019","477:4770000103","477:4770000543","477:4770001761","477:4770001322","477:4770001646","477:4770000329","477:4770001346","477:4770001197","485:4850000955","477:4770001538","477:4770001658","477:4770001297","485:4850006886","489:4890002372","477:4770000382"],"twin_admin_codes":[477,477,477,477,477,485,485,477,477,477,477,477,477,477,477,477,477,477,485,477,477,477,485,489,477],"twin_sims":[0.7192449023630036,0.5499794369805276,0.48429491733407876,0.40888974337008327,0.40659786950933263,0.40272665124118195,0.3921946085242157,0.3718576636766243,0.3710583546988721,0.36136389369067323,0.3545851732303818,0.35408659294996414,0.3488930986703131,0.3468637894592498,0.3369428557823217,0.3261826645703007,0.3241235185434235,0.32294743734472886,0.31196531350897266,0.3097822114889549,0.30778343126121466,0.3060261130861363,0.2950331716807799,0.2932761631604682,0.2761316258243969],"twin_dists":[0.1054391068727306,0.14201813949950998,0.15639619544386935,0.17369320273019906,0.17423819275207975,0.17516185458027697,0.17769536439127992,0.1826798234710755,0.18287839924435892,0.1853040712733034,0.1870198658894109,0.18714672822754944,0.18847376569342997,0.18899510262088326,0.19156746011569634,0.1944041683476179,0.19495286255647837,0.19526711890384904,0.19823316732095725,0.19882980413421103,0.19937818355769008,0.199862011976563,0.20292592380179936,0.20342180685230746,0.20835669903061282],"n_dims_used":45,"mean_confidence":0.9199824015299479},"coverage":{"mean_confidence":0.9199824015299479,"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}}