{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003679","486:4860004975","491:4910001286","497:4970000045","484:4840001484","487:4870001231","473:4730005205","484:4840007960","479:4790001573","473:4730005207","475:4750000336","484:4840000297","470:4700004920","475:4750000381","479:4790001650","484:4840006934","480:4800002323","473:4730007639","498:4980000675","475:4750000622","466:4660011136","472:4720005717","491:4910005039","496:4960011208","475:4750000086"],"twin_admin_codes":[474,486,491,497,484,487,473,484,479,473,475,484,470,475,479,484,480,473,498,475,466,472,491,496,475],"twin_sims":[0.028117608287172805,0.016170805247395184,0.006444147814860346,0.005841274793555406,0.003694416883670504,0.0032673406892271524,0.002055957429775947,0.0018712056621075154,0.0012560224454779326,0.0012366897121391673,0.0011934026359194836,0.0009491997863073855,0.000820448785143095,0.0007077948325862259,0.00067326399633503,0.0006563422348755513,0.0006235262190111673,0.0005645194512497169,0.0005216795815888047,0.0005211263730257562,0.0005044310130341928,0.0004865344015388966,0.00032473604439065364,0.0002907998121546342,0.00013570287439184788],"twin_dists":[0.3471007999732136,0.3730156171395472,0.41252614140762706,0.41652293905260374,0.4346793562992171,0.4394204530226661,0.45685605008529173,0.4603193146355933,0.4747016565850063,0.47525250850699735,0.4765153767785587,0.4845516436485099,0.489599569200267,0.4946617725595907,0.49636435449905064,0.4972286159650692,0.49896553435202984,0.5023150197025603,0.5049581858820474,0.5049936257800448,0.5060800490802237,0.5072825968229883,0.5205520410695017,0.5241163890066667,0.5480962740548947],"n_dims_used":42,"mean_confidence":0.8872871398925781},"coverage":{"mean_confidence":0.8872871398925781,"n_dims_used":42,"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}}