{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001241},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001296","477:4770001643","477:4770000938","477:4770001700","477:4770001699","477:4770001753","477:4770001754","477:4770001582","477:4770001657","500:5000001335","500:5000001786","477:4770001422","477:4770001000","500:5000001697","500:5000001698","500:5000001380","500:5000001336","477:4770001077","477:4770001770","477:4770001417","500:5000002004","500:5000001332","500:5000002245","477:4770000877","500:5000001492"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,500,500,477,477,500,500,500,500,477,477,477,500,500,500,477,500],"twin_sims":[0.9651462599780086,0.9489669369110406,0.7450707458068645,0.7221643124517018,0.6462898913914182,0.6248273169822433,0.5951281174531096,0.55856134226191,0.5378799482953163,0.5342581128181856,0.524548939121808,0.5205887231431752,0.5156740510511091,0.513992045680946,0.5109939871169626,0.5067693963562518,0.5012367540304324,0.4982012085330977,0.4933476099486497,0.4906001096034184,0.48669818712688745,0.4844794588870379,0.4818078949308186,0.47974015093443423,0.47919252118694616],"twin_dists":[0.0345942458857684,0.04203655012076248,0.09963601354552157,0.10478908926061124,0.12134852832853514,0.12595548379485488,0.13231636390035553,0.14016710676290653,0.14463609037515976,0.1454218732264752,0.14753382188954667,0.14839772268686952,0.14947198231364586,0.1498402084652047,0.15049729341904133,0.1514248768791629,0.152642775773566,0.15331255534770166,0.15438589111705472,0.1549948406226028,0.15586140710179983,0.15635510128482308,0.15695048907712048,0.15741202273905736,0.15753436317311378],"n_dims_used":45,"mean_confidence":0.9222238328721788},"coverage":{"mean_confidence":0.9222238328721788,"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}}