{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004563","491:4910003579","491:4910004598","491:4910004746","491:4910003626","491:4910004646","491:4910004606","491:4910003885","491:4910003673","491:4910004745","491:4910003578","491:4910003832","491:4910004600","491:4910003833","491:4910004685","491:4910003577","491:4910003726","497:4970002784","497:4970002527","497:4970002775","497:4970002651","497:4970002081","497:4970002529","491:4910003943","491:4910004732"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,497,497,497,497,497,491,491],"twin_sims":[0.5308357035633705,0.38098870084135383,0.33541406358873344,0.319438951113888,0.2954160087315678,0.2911049765160411,0.2819956369936662,0.24491172708272815,0.23644211235172324,0.2281064204406255,0.2083930720765877,0.19935924339037545,0.17527507682755933,0.16199323921224487,0.16016282008405758,0.14032945922314982,0.13018969177526393,0.12724929871164858,0.12644241694703598,0.12095434601396551,0.11582295662555253,0.11257121769975967,0.1123404597106392,0.11001027886670256,0.10948447308184844],"twin_dists":[0.14616537964547666,0.18042605419345176,0.19196745285323727,0.19620842487200485,0.20281810685153048,0.20403702185446881,0.20664852682484303,0.21785317231408238,0.22056128577441048,0.22328918409566118,0.2300156892344036,0.23324292480679315,0.24237507047745624,0.24779838971618498,0.24857070009173954,0.25738504403901585,0.26225403945055586,0.2637192295077788,0.2641257723784809,0.2669444970134066,0.2696697597923543,0.2714450862640391,0.2715725652587493,0.27287130318556424,0.27316729955665847],"n_dims_used":45,"mean_confidence":0.8896532694498698},"coverage":{"mean_confidence":0.8896532694498698,"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}}