{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003959","487:4870002862","487:4870003119","487:4870003532","490:4900000784","494:4940007827","494:4940005085","490:4900000500","487:4870003957","496:4960008766","487:4870003949","494:4940005823","490:4900000696","494:4940005356","487:4870002349","490:4900000226","487:4870002863","487:4870002351","487:4870002255","494:4940006168","490:4900000584","496:4960009176","496:4960008364","494:4940006276","494:4940006483"],"twin_admin_codes":[487,487,487,487,490,494,494,490,487,496,487,494,490,494,487,490,487,487,487,494,490,496,496,494,494],"twin_sims":[0.5989803457022141,0.5639382156359873,0.52956082529774,0.4548282147248877,0.3883516443264054,0.353787984504889,0.35350832635397095,0.35238801121159224,0.3515693224900671,0.3496636964086928,0.34792450695010846,0.3380390025655013,0.33769063899891044,0.33655960617664876,0.33442697489685363,0.3253365382667586,0.3202024427874096,0.31653122689555935,0.31559315645039665,0.30919970362135824,0.3056615906082696,0.3006432038734657,0.2897523872207911,0.28616449888774437,0.2848400235121543],"twin_dists":[0.1314912953655029,0.1390094610393155,0.14644259810762092,0.16302590207415,0.17862762009852676,0.1872227526348133,0.18729398257280927,0.18757962483255683,0.1877886616435595,0.18827621405740283,0.18872240073167182,0.19128126812869195,0.1913721677058534,0.19166764102736503,0.1922262396961859,0.19462939969089735,0.1960030935089572,0.19699295953027843,0.19724692832044222,0.1989894089138809,0.19996257372196205,0.20135413866656313,0.20442166392114197,0.20544719184073645,0.20582771455924675],"n_dims_used":43,"mean_confidence":0.9107440682344659},"coverage":{"mean_confidence":0.9107440682344659,"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}}