{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001286","497:4970000045","480:4800006482","665:6650003238","480:4800002323","497:4970002940","475:4750000086","487:4870000889","480:4800002373","466:4660011619","497:4970003082","466:4660011297","474:4740001670","475:4750000153","480:4800006469","475:4750000130","498:4980000675","487:4870003216","478:4780004389","474:4740003679","480:4800002372","473:4730005207","496:4960010902","479:4790001573","466:4660011136"],"twin_admin_codes":[491,497,480,665,480,497,475,487,480,466,497,466,474,475,480,475,498,487,478,474,480,473,496,479,466],"twin_sims":[0.0076837763148899195,0.00455186361200726,0.0032673406892271524,0.0013213547390034943,0.0010577540839080029,0.0008443267564992396,0.0007391044664368732,0.0004131067312318543,0.00031124287637459126,0.00029591395469005945,0.00026749515105707687,0.00023149740530514085,0.00011583724490179858,0.00009622954207381647,0.00009280682336409955,0.00008146917743117785,0.00007465281065012154,0.00007226715462451117,0.0000635083597465707,0.0000626566660723579,0.000058343249404102886,0.00005705737598324649,0.00004918314153600029,0.00004659272088497905,0.00004541688845314132],"twin_dists":[0.4052685105357514,0.42650348758165996,0.4394204530226661,0.4728964518401244,0.4807674750882883,0.4886102254814467,0.4931835963846806,0.5126935686354271,0.5219253789832476,0.5235550307230261,0.52679785271115,0.5314054542183351,0.5529458547887799,0.5585742760311465,0.5596668366537391,0.5635800324482046,0.566189086323992,0.5671558287214,0.570985292711265,0.5713839981882762,0.5734857045215319,0.5741408158957454,0.5784872569689402,0.5800627375658648,0.5808055183157685],"n_dims_used":43,"mean_confidence":0.8682073548782704},"coverage":{"mean_confidence":0.8682073548782704,"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}}