{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005129","493:4930004804","493:4930005192","493:4930004940","493:4930006335","493:4930006396","493:4930006196","493:4930005723","493:4930005632","493:4930006199","493:4930005644","493:4930006463","493:4930005725","480:4800005124","493:4930006338","493:4930005648","493:4930006548","493:4930004654","480:4800004031","493:4930000331","493:4930005722","493:4930006270","493:4930004946","480:4800004695","493:4930006188"],"twin_admin_codes":[480,493,493,493,493,493,493,493,493,493,493,493,493,480,493,493,493,493,480,493,493,493,493,480,493],"twin_sims":[0.5634146013043269,0.5588752647470008,0.5509030280048359,0.542541317415465,0.5397812571528732,0.5323291700610243,0.5302558626876639,0.5223887590923175,0.5219539530232329,0.5179050534548232,0.510284187268637,0.5076959649087307,0.4916931422258427,0.4852232045606643,0.4842954521355391,0.4691241635969201,0.46105527922039385,0.45249333853786844,0.44955647954905953,0.444331739989815,0.4347151891591146,0.4309324765736252,0.42534539811074545,0.42153574284530826,0.42056153783607725],"twin_dists":[0.13912213123882064,0.14009947730539704,0.1418187153497813,0.14362627307611486,0.14422400138485786,0.1458408078480711,0.14629144679368714,0.1480048676130108,0.1480997346001687,0.14898402216508969,0.15065300334905013,0.1512212603629281,0.15475246312818786,0.15618953130812369,0.15639607634596844,0.15979184003241964,0.1616128533328426,0.16355754140983764,0.16422769200037446,0.1654239883251827,0.16764016503555296,0.16851722636940888,0.16981840271776846,0.17070969649700857,0.1709381602307668],"n_dims_used":45,"mean_confidence":0.9273135715060764},"coverage":{"mean_confidence":0.9273135715060764,"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}}