{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001581","489:4890001599","489:4890001588","489:4890001504","489:4890001518","489:4890001502","489:4890001054","489:4890000437","489:4890001375","489:4890000650","470:4700005751","489:4890001053","470:4700005889","489:4890001598","489:4890000690","488:4880006068","470:4700007480","472:4720001782","470:4700006577","489:4890000417","489:4890001601","470:4700006182","470:4700007210","466:4660008325","489:4890000814"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,470,489,470,489,489,488,470,472,470,489,489,470,470,466,489],"twin_sims":[0.7805083740592447,0.7718964929449567,0.709675706129213,0.6768009579532358,0.639738053598714,0.6338708680273186,0.5793188081822797,0.571151849973652,0.5615125725637407,0.556050744910853,0.5493434992064129,0.5485411758486357,0.5202921408404525,0.5150202784840294,0.5103000218870534,0.509597460535944,0.5082183880600638,0.5024637241008277,0.5020837854555029,0.4970402176854131,0.48777549709591694,0.48373685321995247,0.48234759410984557,0.4782015186150591,0.4778776032073428],"twin_dists":[0.09143197296794708,0.09345636975443927,0.1075604109007085,0.11475762248460131,0.12275667255716938,0.12401619837502094,0.13570514695017874,0.13745853004613012,0.13953152010422692,0.14070817024382287,0.1421554846404431,0.14232880205040915,0.14846248165524595,0.1496150715393325,0.15064952907830495,0.15080370464043202,0.15110649918040508,0.15237236976778695,0.152456083208233,0.1535690258418762,0.15562194125107173,0.15652049611895313,0.1568301279362531,0.15775586707816533,0.15782829904315365],"n_dims_used":45,"mean_confidence":0.914745585123698},"coverage":{"mean_confidence":0.914745585123698,"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}}