{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000794},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000993","480:4800001134","480:4800001077","480:4800000756","480:4800001080","480:4800000308","480:4800000400","480:4800000527","480:4800000720","480:4800000606","480:4800000837","480:4800000310","480:4800000995","480:4800001135","480:4800000695","480:4800000649","480:4800000839","480:4800000616","480:4800000379","480:4800000353","480:4800000399","480:4800001190","480:4800000622","480:4800000618","480:4800000878"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.2926157448011454,0.1958655717253997,0.14748650862298018,0.14695703406858301,0.13859812106658317,0.13344398321286358,0.1256098265599753,0.12076952176812956,0.11718339606295078,0.11137744378778698,0.10379426565662772,0.10307321639284411,0.09960247202206157,0.09894467077436783,0.0917006498219292,0.08840120928635337,0.08452798720574292,0.08448737397916847,0.07599855570941105,0.07510487137806242,0.07471770899356697,0.07177953776035849,0.07136701045798266,0.07135539484651933,0.07119055327341374],"twin_dists":[0.20360865233211622,0.2345179916334602,0.25410424362281114,0.2543428628476948,0.2581973238248592,0.26066126621415153,0.26454733574905814,0.267041106022638,0.2689383661706989,0.27210676081910634,0.27644324182907526,0.2768682648461717,0.2789471978226815,0.2793475818620865,0.2839013404610643,0.2860701690947666,0.28869977307788053,0.2887278501263753,0.294848894095615,0.29552481451749163,0.2958196528835541,0.2980983524689036,0.2984243045506056,0.29843350452724393,0.2985641959519318],"n_dims_used":43,"mean_confidence":0.9133550954419513},"coverage":{"mean_confidence":0.9133550954419513,"n_dims_used":43,"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}}