{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000411","480:4800000441","480:4800000656","480:4800000680","480:4800001043","480:4800000376","480:4800000549","480:4800000476","480:4800000437","480:4800000655","480:4800001086","480:4800000546","480:4800000395","480:4800000375","480:4800000750","480:4800000657","480:4800000622","480:4800001089","480:4800000654","480:4800000542","480:4800000414","480:4800000690","480:4800000695","480:4800000384","480:4800001045"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.709473563395805,0.5601758653669903,0.46404004643557395,0.42426370910780603,0.40653005352941535,0.39371902933182623,0.3866766538803115,0.35379716569563013,0.33633367632472805,0.3153951279090439,0.3121502612541489,0.30037105659425956,0.29895180825993617,0.26890646004706187,0.26882160506178465,0.2639316541522671,0.262389214602035,0.25416955925011187,0.24439454549082965,0.241464465425088,0.23681191028825527,0.22537169562534226,0.2250187684191687,0.22403570167160414,0.22377724366885052],"twin_dists":[0.10760507567385802,0.1398193407333477,0.16093796017034723,0.17007113073053073,0.1742543395858672,0.17732674101207854,0.17903530929659098,0.18722041464791267,0.1917267276810925,0.19730059625329602,0.19818273131901978,0.20142998849200985,0.20182619810000374,0.2104921850256783,0.2105174739458874,0.21198326070957582,0.21244912344896943,0.21496120190140583,0.21801678357294588,0.21894796813933265,0.22044173941011563,0.22419844645109535,0.22431632288132855,0.22464531320738512,0.22473196747577764],"n_dims_used":43,"mean_confidence":0.9146621171818223},"coverage":{"mean_confidence":0.9146621171818223,"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}}