{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000259},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000258","487:4870000161","487:4870000160","489:4890002584","494:4940002609","466:4660005294","489:4890002095","494:4940003632","466:4660001212","491:4910004682","491:4910005013","489:4890002659","496:4960005999","491:4910004480","489:4890001751","494:4940003516","496:4960008524","499:4990002197","466:4660007865","491:4910004559","665:6650003253","481:4810003683","491:4910005814","466:4660012081","470:4700005840"],"twin_admin_codes":[487,487,487,489,494,466,489,494,466,491,491,489,496,491,489,494,496,499,466,491,665,481,491,466,470],"twin_sims":[0.048868655876529804,0.02356222381377531,0.021058451392501013,0.016403043943741983,0.015298996249259619,0.013088917435355497,0.012555706821552099,0.01156944824839802,0.010507380299249061,0.009103324644617342,0.009063823087722743,0.008814137187059014,0.00683232334092133,0.005982184385182714,0.005567010479800881,0.005536413509228224,0.0050860335488985865,0.004724174989277698,0.004472484621374205,0.004227434732217011,0.004073101314114515,0.004035761224399898,0.0040119672089104315,0.003881639970653036,0.0035974771022252512],"twin_dists":[0.3191119000173829,0.35558631545780833,0.360875996390415,0.3723702610901379,0.3755133016556731,0.38245729588249694,0.3842871736192622,0.3878612979739359,0.39202640918161924,0.3981501721339732,0.3983343589276048,0.3995154702088079,0.4101275297736242,0.41555653345165233,0.4184658801858006,0.41868796814321335,0.42209236408688733,0.42503149182385896,0.42719867552152796,0.4294177682613104,0.4308761282159893,0.4312365094438241,0.43146773798535093,0.43275681905260727,0.4357099356143807],"n_dims_used":43,"mean_confidence":0.8869470108387082},"coverage":{"mean_confidence":0.8869470108387082,"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}}