{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770004003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003851","477:4770003810","499:4990000243","477:4770003850","477:4770003892","499:4990000460","499:4990000342","499:4990000755","477:4770003813","477:4770003889","477:4770003848","477:4770003814","499:4990000290","477:4770003926","499:4990000846","499:4990000338","477:4770003812","499:4990001491","477:4770003765","499:4990000598","477:4770003815","477:4770003998","499:4990000671","477:4770001716","477:4770003699"],"twin_admin_codes":[477,477,499,477,477,499,499,499,477,477,477,477,499,477,499,499,477,499,477,499,477,477,499,477,477],"twin_sims":[0.9697380886529808,0.9659918559249865,0.8874228934276363,0.872611243032056,0.8407484678220715,0.8043984395164072,0.7949226013104211,0.7914765257912145,0.7653272093987241,0.7490241717687446,0.7442427357006091,0.7417637513901985,0.7405424247078822,0.7255673666806214,0.7214891647746516,0.7160283993033908,0.7098266602037026,0.6881182935118441,0.6855729663247067,0.6827817439196333,0.6792946260433028,0.6752908195866802,0.6604523622480559,0.6571605038268928,0.6495385218743831],"twin_dists":[0.03219695971305734,0.03416458204813422,0.06347492289259578,0.06780023786983426,0.07649656931112733,0.08568971848972261,0.08799138386513589,0.08882029836927843,0.09498644112462262,0.09873605272781655,0.09982407562597886,0.1003862547015961,0.10066275764895637,0.10402960303123858,0.10493953705299221,0.10615369678326364,0.107527052800746,0.11229367824164035,0.11284894916443833,0.11345709520477053,0.11421578196649662,0.11508548136840778,0.11829709217805871,0.11900741525019144,0.1206495729491912],"n_dims_used":45,"mean_confidence":0.9263635423448351},"coverage":{"mean_confidence":0.9263635423448351,"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}}