{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004127","479:4790004180","479:4790003928","489:4890004478","479:4790002908","489:4890004560","489:4890004282","496:4960001113","479:4790003503","489:4890004793","489:4890003909","470:4700008002","496:4960004719","489:4890004065","470:4700005732","496:4960003553","496:4960002874","496:4960001342","496:4960004874","496:4960005479","496:4960004415","489:4890004247","489:4890005028","470:4700006327","479:4790003936"],"twin_admin_codes":[489,479,479,489,479,489,489,496,479,489,489,470,496,489,470,496,496,496,496,496,496,489,489,470,479],"twin_sims":[0.7855459188009727,0.7025028727273176,0.6631716900171815,0.6333072529830333,0.5998680362395696,0.5569759206653772,0.5252295683936625,0.5247342459837705,0.5230780512277385,0.5194658156147951,0.5182045096567706,0.5139283938036392,0.5134768423420343,0.5082481616304306,0.5000477053345936,0.49490436951499417,0.4909190683942958,0.4705073932720241,0.4650850749634441,0.4563358851010036,0.4530722415787326,0.4463187475182942,0.44072664710346166,0.43546663742673436,0.4350939701953375],"twin_dists":[0.0902373255622965,0.10914183781167748,0.11770976434600158,0.12413712794886068,0.1313011909746077,0.14050874275491346,0.14738549582644417,0.14749343463461975,0.1478545134437597,0.14864295619081702,0.14891856441834456,0.14985414904488206,0.14995305697698025,0.15109995972221313,0.15290499886188585,0.15404129590402685,0.15492409568422352,0.1594807521729627,0.16070202549366777,0.16268314371017678,0.16342563428347207,0.16496840211463432,0.16625257860241888,0.16746629927504664,0.16755250988440448],"n_dims_used":45,"mean_confidence":0.9171805487738716},"coverage":{"mean_confidence":0.9171805487738716,"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}}