{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001755},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001848","487:4870001938","487:4870002199","487:4870000542","487:4870002020","466:4660013005","487:4870002282","487:4870002021","466:4660013234","487:4870001100","487:4870011553","466:4660007797","466:4660006721","487:4870011530","490:4900002922","494:4940004667","466:4660013329","466:4660013330","490:4900012851","487:4870001101","487:4870002365","466:4660013233","487:4870002637","487:4870002018","487:4870002359"],"twin_admin_codes":[487,487,487,487,487,466,487,487,466,487,487,466,466,487,490,494,466,466,490,487,487,466,487,487,487],"twin_sims":[0.6278712821268332,0.3920872587498256,0.34457510142953446,0.32231810532249855,0.30126008825220296,0.2989341138715772,0.2825045880599657,0.2740235984304499,0.27085075868116737,0.25627581771806074,0.24993844132123227,0.22321053798346738,0.2198714887713643,0.21662331478301966,0.21591439279606484,0.20555180756669758,0.2003632698642763,0.198456958985829,0.1873613811651451,0.17862357952793254,0.17850398629659198,0.17833867933536407,0.17811415471801434,0.17699420096866952,0.17545899167408838],"twin_dists":[0.125302983193741,0.17772134796022576,0.1895850105962512,0.1954355424502973,0.20118235588548386,0.2018311447599253,0.20650129145744897,0.20897616610938133,0.2099140824666433,0.21431265992241802,0.21627441377312284,0.22492220281992453,0.2260496731774318,0.22715751846280488,0.2274007909207861,0.23102018690458856,0.23287934873270696,0.23357073756639035,0.2376891894715556,0.24105450735423878,0.24110136748151165,0.24116617629149203,0.24125426980425418,0.24169487226797348,0.2423020753253826],"n_dims_used":43,"mean_confidence":0.9098601230355197},"coverage":{"mean_confidence":0.9098601230355197,"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}}