{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000537","499:4990000607","499:4990000676","499:4990000470","477:4770003752","477:4770003531","477:4770003926","477:4770003853","477:4770003767","477:4770003893","499:4990002567","477:4770003593","499:4990000530","477:4770003766","499:4990000531","477:4770003925","477:4770000447","499:4990003151","499:4990000756","477:4770003924","477:4770003855","477:4770003956","477:4770000441","477:4770003955","499:4990002475"],"twin_admin_codes":[499,499,499,499,477,477,477,477,477,477,499,477,499,477,499,477,477,499,499,477,477,477,477,477,499],"twin_sims":[0.9382677129877868,0.9283546932603062,0.8586109998376082,0.8577393187114029,0.7981986670375986,0.7801338364253985,0.7762061971381449,0.7659765747688966,0.7642607503070568,0.7484532502889193,0.7425652844381426,0.7418485352547701,0.7407768353312582,0.7401549838185602,0.7372990260823978,0.7366103391122564,0.729389255060563,0.7261657155219374,0.7232905701289256,0.6994292256440733,0.6949351235096939,0.6934314230709905,0.6910389214028162,0.6900667409678095,0.6859718311520264],"twin_dists":[0.046363541183334404,0.05007883660931176,0.07171125678267624,0.07194977439281842,0.08719942843625549,0.09152047669835243,0.0924460204919484,0.09483571498494983,0.09523373929845047,0.09886622900556614,0.10020462461331198,0.10036704866416477,0.10060971173548372,0.10075040907220642,0.10139558905061372,0.10155092686958436,0.10317426303206789,0.10389586106328605,0.10453794939015702,0.10981741053566717,0.11080307707819548,0.11113233666745509,0.1116556778176992,0.11186815089033321,0.11276198039905111],"n_dims_used":45,"mean_confidence":0.9275492350260417},"coverage":{"mean_confidence":0.9275492350260417,"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}}