{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000259","480:4800000231","480:4800000087","480:4800000112","480:4800000068","495:4950000239","480:4800000045","495:4950000196","487:4870000440","487:4870000502","480:4800004476","495:4950000338","487:4870000567","487:4870001057","487:4870000725","487:4870000503","487:4870001244","487:4870001242","492:4920000007","487:4870001337","490:4900012692","487:4870001338","492:4920001163","487:4870000966","665:6650003273"],"twin_admin_codes":[480,480,480,480,480,495,480,495,487,487,480,495,487,487,487,487,487,487,492,487,490,487,492,487,665],"twin_sims":[0.3928070506937048,0.3022439562929125,0.1833862431170187,0.01280157122141124,0.010857741714190787,0.008167214564624919,0.00807939095580314,0.003238231208875882,0.0020784756876707213,0.0011834476268702127,0.000761893480673141,0.0007227161031617602,0.0005596318928746315,0.0003455487564027727,0.00028197598988296,0.00026575471806702646,0.0002588096733638312,0.00024103525495625873,0.000144417197444703,0.00013766577067051024,0.0001338517780256348,0.00011737013342803465,0.00008652307273190893,0.00008553205180436377,0.0000707351149314801],"twin_dists":[0.17754718858442248,0.20090880368535646,0.23920615280789678,0.38343503508206894,0.3906125829630464,0.40272096894648174,0.40317353540451256,0.43976383669014035,0.4564536920250872,0.4768117971771377,0.49214390152882287,0.4939498834786894,0.5026069272085748,0.5185352328974051,0.5251070980551948,0.5270068187236302,0.527853683888606,0.5301223736414381,0.5461775555790651,0.5476541418451283,0.5485187894129241,0.5525446859473387,0.5617758274923286,0.5621216084074923,0.5677927345274608],"n_dims_used":43,"mean_confidence":0.9054301062295603},"coverage":{"mean_confidence":0.9054301062295603,"n_dims_used":43,"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}}