{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002629","477:4770003010","477:4770003257","477:4770002695","477:4770002429","477:4770003177","477:4770002494","477:4770002562","477:4770002778","477:4770002859","477:4770002105","477:4770002563","477:4770002501","477:4770003187","477:4770003089","477:4770003476","477:4770001916","477:4770002929","477:4770002644","477:4770003015","477:4770001856","477:4770002855","477:4770003336","477:4770002643","477:4770001853"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9525109375166609,0.9121323608419664,0.9005634260285661,0.8998710483424802,0.8879148525025126,0.8796943111515394,0.8374510912046118,0.8189595848408158,0.8159031258683461,0.8067435665167366,0.799182774463895,0.7948673332600767,0.7918352604295209,0.7685608575420286,0.7652727208202891,0.7615051865326347,0.7560782016980131,0.7558361112743591,0.7544353474884714,0.7380709976771358,0.736553258866042,0.7338248218305242,0.7329721970105721,0.7323623763560599,0.7302790610143453],"twin_dists":[0.04051321714151837,0.05570091525064551,0.05944072589709274,0.059658579235855186,0.0633274785186934,0.06575826442654306,0.0773582021138549,0.08208243158473655,0.08284722951739297,0.08511475363495195,0.08696076124391214,0.08800471106938461,0.08873420238931495,0.09423475308311592,0.0949990835663236,0.09587135418079894,0.09712153911745454,0.09717714084294099,0.09749858526585067,0.10122135528339642,0.1015637975389785,0.10217828405743365,0.1023700183543074,0.10250706854731197,0.10297475168540181],"n_dims_used":45,"mean_confidence":0.9210177951388889},"coverage":{"mean_confidence":0.9210177951388889,"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}}