{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001109},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001167","480:4800001104","495:4950001501","495:4950001225","495:4950001106","480:4800000941","480:4800000909","480:4800001058","480:4800000942","480:4800001166","495:4950000907","480:4800001055","495:4950001168","495:4950000955","495:4950001162","480:4800000521","480:4800001059","495:4950001055","480:4800000864","497:4970001253","495:4950001743","495:4950001114","495:4950001004","495:4950001505","480:4800000980"],"twin_admin_codes":[480,480,495,495,495,480,480,480,480,480,495,480,495,495,495,480,480,495,480,497,495,495,495,495,480],"twin_sims":[0.5455431040540559,0.3884018232683482,0.33456940875116997,0.2546189260620142,0.133518568520984,0.12020882995494712,0.11501814192526581,0.047446716304349594,0.039489510756653266,0.026381368973992205,0.025480700683931976,0.020364595262676935,0.018828759344128795,0.016792978898620477,0.013127577994077594,0.012452257873951263,0.010500499549079353,0.0101307283892322,0.008045725514155631,0.007517299127397684,0.007415805262143675,0.007291054372048573,0.004981262206615045,0.004772071045667279,0.004092133883926557],"twin_dists":[0.14297682395399636,0.178615419469917,0.19218887196803214,0.21482255137504247,0.26062510572746933,0.26733487621141194,0.27010555173315515,0.32066891774709544,0.3301837684367056,0.3501844524650586,0.3518536421796961,0.3624385987271888,0.366069613844331,0.3713045224377951,0.3823272003408344,0.384650140462007,0.39205459303250717,0.3935939305431138,0.4033481874600891,0.40617914682355144,0.40674324536356793,0.40744618227199153,0.42292333967209134,0.424630982411589,0.43069359295346127],"n_dims_used":42,"mean_confidence":0.8991360437302363},"coverage":{"mean_confidence":0.8991360437302363,"n_dims_used":42,"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}}