{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008912","490:4900008028","490:4900009253","490:4900009103","490:4900009254","490:4900009021","490:4900007919","490:4900007804","490:4900007075","490:4900009022","490:4900009312","490:4900006104","490:4900008477","490:4900007448","490:4900007439","490:4900008033","490:4900008357","490:4900007203","490:4900009251","490:4900007808","490:4900007441","490:4900007442","490:4900008248","490:4900008480","490:4900005977"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.02116001114591336,0.0050030508820771875,0.004747241605199034,0.001590618177838419,0.0006222363810175275,0.000544747417554026,0.00016327357834353443,0.00009063229941869925,0.000045014883657892525,0.0000403992381232628,0.00003312932774509736,0.000021566677441254616,0.000020793653675302298,0.000015675658032556116,0.000009419792983391852,0.00000797206598710762,0.000005612416933135024,0.0000037057042895173636,0.0000028801745826737502,0.00000250664153452376,0.0000022069655321616945,0.00000200694112888936,0.0000016998890956852297,0.000001489367365936204,0.000001144634762450144],"twin_dists":[0.3606510520198873,0.4227492316558822,0.4248381502849415,0.4662343070889489,0.4990355309142661,0.5035107857269632,0.5423743747690873,0.5603809443389773,0.5810636631889473,0.5841955868296066,0.5898959155730722,0.6020452618249253,0.6030670523600653,0.6109183647495714,0.6248217566955812,0.6293103596090874,0.6386479131187414,0.64951884636175,0.6560309816638945,0.6595927886702861,0.6628408077225585,0.6652540623993465,0.6694509558231301,0.6727738910020794,0.679342269916204],"n_dims_used":45,"mean_confidence":0.8815616183810764},"coverage":{"mean_confidence":0.8815616183810764,"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}}