{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002590},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002388","474:4740001744","474:4740002048","474:4740002573","474:4740001447","474:4740001337","474:4740001026","474:4740003231","474:4740002489","487:4870004026","474:4740002282","466:4660009371","474:4740001244","474:4740001234","474:4740001547","474:4740005882","474:4740001331","474:4740002483","474:4740001330","487:4870003875","474:4740002686","474:4740001352","487:4870004460","466:4660007605","474:4740001859"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,487,474,466,474,474,474,474,474,474,474,487,474,474,487,466,474],"twin_sims":[0.5085862321803521,0.46593748672359164,0.46064774180675694,0.38291744100344605,0.37811976186402463,0.3575969212907673,0.3511725386241099,0.32959647582428103,0.3238470314947481,0.3227905239146536,0.3209630452544054,0.3114304889741562,0.3060452411460435,0.3013514554728867,0.2925489933208903,0.2796978231639368,0.2662256238505905,0.260455808034509,0.255036753703927,0.2517402840405017,0.2491908178644658,0.2487771006202518,0.24403567723361497,0.24199743888954858,0.23776380057728771],"twin_dists":[0.15102571301775813,0.16050971383077833,0.1617051220187319,0.17995335772652402,0.18113131542463276,0.1862554872427756,0.18789006429418068,0.19349870574688366,0.19502668448802504,0.19530909535301588,0.19579881205722002,0.19837911227434238,0.19985673698179623,0.20115693046095603,0.2036275515598447,0.20731527710803468,0.21129354698202316,0.21303549920469675,0.2146937713789834,0.21571345726283117,0.21650792532405047,0.2166373378973384,0.21813044344495877,0.21877804644489157,0.2201345766877278],"n_dims_used":45,"mean_confidence":0.9175654941134983},"coverage":{"mean_confidence":0.9175654941134983,"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}}