{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002934","473:4730003146","473:4730002353","473:4730002609","473:4730001466","473:4730003416","473:4730002727","473:4730002872","473:4730001903","473:4730002215","473:4730002878","473:4730002673","473:4730001371","473:4730002879","473:4730002880","473:4730002729","473:4730002349","473:4730002352","473:4730002725","473:4730001902","473:4730002733","473:4730002610","475:4750006116","473:4730003002","473:4730002541"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,475,473,473],"twin_sims":[0.8828672411104976,0.8449286419790389,0.7627953683932591,0.7392960041214757,0.7208583692078046,0.6840461444125554,0.6634292281794373,0.6349308346588264,0.6302651906005251,0.6225321529240803,0.6200663363816136,0.610066404072838,0.6059937636780617,0.5932854795338242,0.5843093218405789,0.5713822340008147,0.5639652436475405,0.5531641381678905,0.5302174809272564,0.5061640540586348,0.4866347984299817,0.4678561440527508,0.4675678141770483,0.4563069858407822,0.45279714784461456],"twin_dists":[0.06482817163969115,0.07539504327328919,0.09557305956612419,0.10094462946759679,0.10508003392665928,0.1131817076149849,0.1176541138324616,0.12378874296903675,0.12478966450902752,0.12644733764374871,0.1269756517231509,0.12911738098235287,0.12998945117754906,0.13271108429715872,0.13463478371073567,0.13740903435463359,0.13900364557252246,0.14133071647153317,0.14629979266144172,0.1515579559687153,0.15587550225631996,0.16007729072595428,0.16014223502640662,0.16268970988176296,0.163488308565465],"n_dims_used":45,"mean_confidence":0.9160329182942708},"coverage":{"mean_confidence":0.9160329182942708,"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}}