{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001906},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001907","500:5000001327","500:5000001378","500:5000001326","477:4770002541","500:5000001328","477:4770003130","500:5000001549","477:4770002818","500:5000001781","500:5000006412","500:5000001275","477:4770002817","477:4770002895","477:4770002468","500:5000006275","467:4670000589","470:4700007267","477:4770002672","477:4770002739","477:4770002741","470:4700007446","470:4700007268","470:4700007539","500:5000011561"],"twin_admin_codes":[500,500,500,500,477,500,477,500,477,500,500,500,477,477,477,500,467,470,477,477,477,470,470,470,500],"twin_sims":[0.393284142584706,0.3794774459071235,0.3701350153708246,0.34644507586848944,0.3179003631778419,0.3032948674686811,0.2907529295380465,0.26929078015527946,0.2454187287212357,0.22625513806359232,0.20197220652711514,0.19844348149222754,0.1952767167992888,0.19305153997113209,0.17814194909301664,0.17584050707799587,0.15381487841495423,0.15207154598927702,0.15147609023536632,0.13752696707717907,0.13349241469812514,0.10502522376517093,0.10179240540763568,0.10121894671237779,0.10040651397125257],"twin_dists":[0.17743183418786998,0.180797239138878,0.18310805255338455,0.18910287158042516,0.19662304832644245,0.20061718289722802,0.20413703245205542,0.2103777097923028,0.21769299753526747,0.22390391646058977,0.2322993316084294,0.2335756419253539,0.23473445031581874,0.23555652510073724,0.24124336024768048,0.24215082690774967,0.2512999503221398,0.25206387473634095,0.2523262750107914,0.25870367116859505,0.26063778390794384,0.27572293894332334,0.27762899371284216,0.2779720201777054,0.27846060446152127],"n_dims_used":44,"mean_confidence":0.9212129766290839},"coverage":{"mean_confidence":0.9212129766290839,"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}}