{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004758},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006075","469:4690005831","487:4870005620","487:4870005480","487:4870006356","469:4690005372","487:4870005784","469:4690005282","469:4690006338","487:4870004612","469:4690006254","487:4870004467","487:4870004902","487:4870006203","487:4870004613","466:4660007609","487:4870005046","487:4870005783","487:4870003731","487:4870012810","487:4870006067","487:4870004605","487:4870005931","469:4690005651","474:4740000448"],"twin_admin_codes":[487,469,487,487,487,469,487,469,469,487,469,487,487,487,487,466,487,487,487,487,487,487,487,469,474],"twin_sims":[0.8669769978841142,0.831574885980311,0.8236855218444309,0.7315002829966855,0.6931918044566251,0.6877573877634551,0.6743507355660777,0.6603596527106799,0.6415827724079789,0.6384996545334927,0.6354075478383714,0.6320853859155112,0.6148671750277341,0.6052745419942837,0.5999781086159485,0.5977501288803369,0.5973910496641472,0.584627095033845,0.5813459882398967,0.5663430972007696,0.5613935624124602,0.5607421973566734,0.5597575108102999,0.5554014696556162,0.5454346762038854],"twin_dists":[0.0693930538416399,0.07887860949478469,0.08089136709355865,0.10270069643623021,0.11118478079521582,0.11237245256699914,0.11528947692758348,0.11831710693334264,0.12236038837834032,0.12302262960468956,0.12368643397859261,0.1243992578090958,0.12808930289363213,0.13014345619088988,0.1312776187379993,0.13175476542301873,0.13183167062141696,0.13456665083909944,0.13527027265221103,0.13849215211263685,0.13955714169229813,0.13969738642591675,0.13990944033417554,0.14084815492125682,0.14300027171480933],"n_dims_used":43,"mean_confidence":0.9175586256870004},"coverage":{"mean_confidence":0.9175586256870004,"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}}