{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006371","490:4900006730","490:4900005866","490:4900008155","490:4900006849","490:4900006727","490:4900008271","490:4900009047","490:4900006254","490:4900009051","490:4900009359","490:4900007338","490:4900007339","490:4900008824","490:4900009045","490:4900005737","490:4900008484","490:4900006970","490:4900006484","490:4900007949","490:4900007947","490:4900007715","490:4900006250","490:4900005996","490:4900009581"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.32814156185282295,0.2818524584449953,0.2640849757009139,0.238182215959219,0.23697284503855237,0.21750267739045037,0.18937155834177757,0.17371665739264322,0.17277967090405882,0.155073776960758,0.12688206097066052,0.12052933166861411,0.11055499240145754,0.10526073744491443,0.09432712228660228,0.09251183717382924,0.09192313288219636,0.09131883124035445,0.09066125781022295,0.08361520047516958,0.08065766388166624,0.07642159950360058,0.07216339603381708,0.07175240245306024,0.07105036391064448],"twin_dists":[0.19388396453976295,0.20668997616952908,0.21193704612309852,0.21999981313935926,0.2203897513230622,0.22685650132691848,0.23693067016005334,0.24299580524595538,0.24337093331946555,0.25075224117407063,0.2639040172294993,0.2671668239869884,0.27256581465348606,0.27558587639995197,0.28221857660208205,0.28337760023178543,0.28375733179123264,0.2841491289520808,0.2845778019848329,0.28933342274504775,0.2914252374716965,0.29453116551000863,0.29779641313125244,0.2981197463078496,0.29867553555028753],"n_dims_used":45,"mean_confidence":0.9210433112250433},"coverage":{"mean_confidence":0.9210433112250433,"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}}