{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005547","490:4900007416","491:4910002765","490:4900005938","490:4900005823","490:4900005821","491:4910002866","491:4910002416","490:4900006923","490:4900005552","490:4900005817","491:4910002260","490:4900006316","490:4900005825","490:4900005284","490:4900006306","490:4900005949","490:4900003114","491:4910002067","490:4900006426","490:4900003910","490:4900005561","491:4910002016","490:4900006928","491:4910002063"],"twin_admin_codes":[490,490,491,490,490,490,491,491,490,490,490,491,490,490,490,490,490,490,491,490,490,490,491,490,491],"twin_sims":[0.350142670284599,0.2802270726906395,0.23546521900849196,0.15779670822329814,0.1460789584345683,0.07880234217274516,0.06332111121662365,0.06304111008773772,0.06014177085931246,0.05885790614198987,0.0571744064198946,0.05479996437142583,0.050942189747755176,0.042166611081435705,0.03699691747491716,0.035265547712205816,0.03521186240089199,0.03129210275804069,0.028290158473288037,0.02804755388025103,0.02386014120952764,0.023826891547077397,0.023813118694154724,0.023056397319280022,0.022590568409269866],"twin_dists":[0.18815353858285322,0.20716141261770216,0.22087767964719998,0.2495786050925512,0.25473999172893685,0.29276904611176163,0.30511033233728374,0.3053552328833184,0.30794501622997217,0.30912469506161927,0.310704125471569,0.3129983623624806,0.31690779130698343,0.3268157519990134,0.33349789218222187,0.33591321369476185,0.33598970406799716,0.3418630808333827,0.3468033690853211,0.3472220034068796,0.354989808601178,0.35505606201921125,0.3550835293231618,0.3566142478790124,0.3575783475642213],"n_dims_used":45,"mean_confidence":0.89608154296875},"coverage":{"mean_confidence":0.89608154296875,"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}}