{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002240","489:4890002082","489:4890001738","489:4890002551","489:4890001998","489:4890001892","489:4890002403","489:4890001903","489:4890002151","489:4890001735","489:4890002160","489:4890001982","489:4890001654","489:4890002330","489:4890001647","489:4890001656","470:4700007089","489:4890002582","489:4890002239","489:4890002817","489:4890003200","489:4890001661","489:4890001650","489:4890001811","489:4890001985"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489],"twin_sims":[0.8853126509930012,0.8437638977065663,0.8351293769282079,0.791791125595813,0.7881245951002325,0.7810361683060623,0.738393539934664,0.7268296882613416,0.7006195929242544,0.6925369175075528,0.6836344329567368,0.6769058239556593,0.6479493498457155,0.6096089386475727,0.6002497488220462,0.5970968335867809,0.5883153542707577,0.5864497385701476,0.5859544617762645,0.5837022674432327,0.5790394393488533,0.5758017096537353,0.5732137476439751,0.5645752439505249,0.563253419573374],"twin_dists":[0.06410445200412669,0.07570302775271442,0.07796118369877367,0.08874479710916047,0.08962263492266175,0.09130718107711666,0.10114852274918155,0.10374737833916091,0.10955591651196124,0.11132807898938751,0.11327139630706044,0.11473484795836673,0.1209915560532652,0.12921533952569064,0.1312194467927148,0.1318946848771974,0.1337760375984978,0.13417591078550223,0.13428208082686457,0.13476494775131997,0.13576508747389104,0.13645995032344943,0.13701562665177391,0.13887240457727607,0.1391568166767081],"n_dims_used":44,"mean_confidence":0.9118791060014204},"coverage":{"mean_confidence":0.9118791060014204,"n_dims_used":44,"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}}