{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002936","474:4740003203","474:4740000891","474:4740002470","474:4740001203","474:4740001625","474:4740001004","487:4870012902","474:4740001732","474:4740002560","474:4740000905","486:4860000048","487:4870012757","474:4740002463","474:4740000996","474:4740001826","487:4870012901","474:4740003025","474:4740001627","487:4870012447","474:4740002564","487:4870013122","487:4870013193","487:4870011650","474:4740001427"],"twin_admin_codes":[474,474,474,474,474,474,474,487,474,474,474,486,487,474,474,474,487,474,474,487,474,487,487,487,474],"twin_sims":[0.17779660778354517,0.14856847874219212,0.11565041766851598,0.10759418137933102,0.10621981437487034,0.08723533395464429,0.08593831618498562,0.07731023757212849,0.07100847857943945,0.051257604360719425,0.04957447338505945,0.04889695256084474,0.04397905801813784,0.03757384985026571,0.0363317102889777,0.0338235063570328,0.03357875426097705,0.03230769077174407,0.03189986556826493,0.03173177865580569,0.03125308629816692,0.031060865895991968,0.030911082739697858,0.029792514710576902,0.029592776539489985],"twin_dists":[0.24137899590626505,0.2536185909239813,0.2697629899847184,0.2742405950642771,0.2750301707580009,0.28685189723400933,0.28773137919896224,0.29386833678495805,0.29870883580243296,0.31657908864065504,0.31835303271008286,0.31908130117723854,0.3246364315981427,0.3327143542322802,0.3344142890736022,0.3380031508575386,0.33836537563910507,0.34028354775581965,0.3409126615698538,0.3411739558599113,0.34192463258250927,0.3422288399376628,0.34246700533424135,0.3442775514536786,0.3446069677455194],"n_dims_used":45,"mean_confidence":0.9127916124131944},"coverage":{"mean_confidence":0.9127916124131944,"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}}