{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000234},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000611","481:4810005867","485:4850003817","485:4850002246","489:4890000468","481:4810005541","485:4850001319","485:4850001471","489:4890001189","485:4850001834","481:4810005954","485:4850001531","489:4890000776","481:4810002926","470:4700001657","481:4810005875","489:4890000455","470:4700001217","489:4890000526","485:4850002516","481:4810005509","485:4850001530","481:4810005704","485:4850002795","485:4850004795"],"twin_admin_codes":[489,481,485,485,489,481,485,485,489,485,481,485,489,481,470,481,489,470,489,485,481,485,481,485,485],"twin_sims":[0.5365211688965928,0.43631373812968394,0.415513218705367,0.4147729109594705,0.4132534421400129,0.3893953264910815,0.37068026130823106,0.36400981661217885,0.36357096742620026,0.3576436003425068,0.3357353858607543,0.32869408631305547,0.32659939340631494,0.3261583159814846,0.31017963134216536,0.30944130242380763,0.3079531129299457,0.2959649012708799,0.29401010791642873,0.2927464809386427,0.29223831161183034,0.29217358208823424,0.2909198722477216,0.2861102454438244,0.28128242772579254],"twin_dists":[0.14493076420587056,0.16727044530209753,0.17212567688996547,0.17230033805890663,0.17265924973276958,0.17837400933614117,0.18297240445000043,0.18463881296245357,0.1847489819279238,0.18624366629475206,0.19188330037494641,0.19373754645901498,0.1942933577467283,0.19441064520023257,0.19872101144993093,0.19892319090949323,0.19933155082646686,0.2026636680239497,0.20321445146062347,0.2035716446493551,0.20371554800139582,0.20373388876141277,0.2040895978715234,0.2054627580820593,0.2068551232046289],"n_dims_used":45,"mean_confidence":0.9154325697157119},"coverage":{"mean_confidence":0.9154325697157119,"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}}