{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003863},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004601","487:4870004600","487:4870003867","487:4870004307","487:4870004433","487:4870005443","487:4870004581","487:4870003861","487:4870004452","487:4870005444","487:4870005159","466:4660014324","487:4870006768","487:4870004593","466:4660014289","487:4870003708","487:4870004305","487:4870005595","469:4690005299","487:4870005171","487:4870006615","466:4660013532","487:4870004592","487:4870005012","469:4690004759"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,466,487,487,466,487,487,487,469,487,487,466,487,487,469],"twin_sims":[0.8795130719996844,0.8672995914428611,0.7647447903595104,0.760262835990023,0.7365064510781826,0.7220059308471196,0.6873395146521495,0.6491149103184748,0.6328572738908465,0.6275987504039258,0.6072119786588368,0.5955747161167412,0.5947021788938922,0.5606970270045519,0.5566429027148609,0.5302981121852661,0.5143515159419376,0.5004246388033946,0.48723486295966534,0.48640144119474704,0.48062595081401427,0.47451580439751956,0.4723071820728069,0.4638938208299766,0.46140159754222804],"twin_dists":[0.0658110953139879,0.06930256765888623,0.09512153357068523,0.09615819134889485,0.10157435146288349,0.104824389270454,0.1124636437361098,0.1207407451384285,0.12423366840916297,0.12536141183019336,0.12972859857437985,0.13222070283739176,0.1324076020304778,0.13970711282359477,0.14058052127810208,0.1462822600592425,0.14976148790665925,0.1528218543226124,0.15574209394564567,0.1559273965731211,0.15721422940804597,0.15858098810272248,0.15907644071175364,0.16097098807643592,0.1615344676872354],"n_dims_used":43,"mean_confidence":0.9139007745787154},"coverage":{"mean_confidence":0.9139007745787154,"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}}