{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005646},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700005790","470:4700005931","466:4660004707","499:4990000014","470:4700004704","470:4700004707","499:4990000013","470:4700006083","499:4990000019","499:4990000060","499:4990000030","499:4990000110","499:4990000130","499:4990000987","470:4700004529","470:4700006069","470:4700006204","472:4720003699","472:4720002041","499:4990000029","470:4700004530","499:4990000427","470:4700005429","477:4770003576","499:4990000046"],"twin_admin_codes":[470,470,466,499,470,470,499,470,499,499,499,499,499,499,470,470,470,472,472,499,470,499,470,477,499],"twin_sims":[0.8918013887717982,0.7927036361907427,0.7780207913058669,0.6352210529709458,0.5943306228556019,0.5836156751445063,0.5769870097649238,0.5701689370350539,0.5619760503167874,0.5199474661183211,0.5190794121029126,0.49860849163243853,0.4950481517092065,0.4917837995804349,0.4835577474788148,0.48351145301196213,0.48174200445276866,0.4808495014305795,0.4800257827109469,0.4783411084926618,0.4774165767884609,0.473599921369443,0.4700148855650768,0.46574272665745364,0.4655717742837692],"twin_dists":[0.062153275437570724,0.08852560818661753,0.09201898994291446,0.12372645918831038,0.1324871931769465,0.13478351557194218,0.13620552737073607,0.13766972324325025,0.13943174529543595,0.14853775252882787,0.14872737237583852,0.153222623913812,0.15400948499252198,0.15473236724127198,0.15656039878059558,0.15657071339502762,0.15696518656562658,0.15716433033903998,0.15734823033034978,0.1577246577277153,0.15793141827612656,0.15878635207111644,0.15959148149836996,0.160553642696478,0.1605922068803638],"n_dims_used":43,"mean_confidence":0.9139079604037973},"coverage":{"mean_confidence":0.9139079604037973,"n_dims_used":43,"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}}