{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002181},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004242","487:4870002263","487:4870002341","487:4870003117","494:4940008423","490:4900003884","487:4870004386","494:4940004956","487:4870002177","490:4900001288","466:4660005464","494:4940004960","487:4870001917","496:4960008483","490:4900001579","494:4940004103","494:4940006165","494:4940004497","487:4870002720","487:4870001530","494:4940008324","490:4900000819","494:4940004842","493:4930002504","472:4720007772"],"twin_admin_codes":[487,487,487,487,494,490,487,494,487,490,466,494,487,496,490,494,494,494,487,487,494,490,494,493,472],"twin_sims":[0.07935577763484239,0.07797264943904345,0.06099494080350855,0.05891798016813612,0.05800716691271575,0.05261109101330326,0.04893414857266061,0.043939329922719476,0.0425468252167474,0.041526953661100895,0.041391299273575204,0.03874848602031086,0.02851647781117736,0.02725946028623329,0.026411865149122273,0.025055398847364307,0.024881846851453775,0.023414740524336473,0.023199502154230056,0.022373831875559982,0.021804804544032247,0.02061334853301614,0.01810770214546268,0.017649668668289847,0.017554361980748792],"twin_dists":[0.29236555946834003,0.29337822590693124,0.3071724841036482,0.3090690260526957,0.30991812099590127,0.31518739068919926,0.31904110144613723,0.32468338500234073,0.32635213245342715,0.3276037321810527,0.32777215514820407,0.33115007494793564,0.34641560987079323,0.34860376830091455,0.35012880024521026,0.35265962224724623,0.3529919175223659,0.3558840369379196,0.3563214648660817,0.35803280923654857,0.35924442655796673,0.36187313319829933,0.36786443118468926,0.36903731096245607,0.3692847076664761],"n_dims_used":43,"mean_confidence":0.9082252147585846},"coverage":{"mean_confidence":0.9082252147585846,"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}}